因为工作中经常用到这些方法，所有便把这些方法进行了总结。本文主要给大家详细分析了javascript常用工具类的封装相关知识点，有兴趣的朋友参考下吧，希望能帮助到大家。
JavaScript 1. type 类型判断
isString (o) { //是否字符串 return Object.prototype.toString.call(o).slice(8, -1) === 'String'}isNumber (o) { //是否数字 return Object.prototype.toString.call(o).slice(8, -1) === 'Number'}isObj (o) { //是否对象 return Object.prototype.toString.call(o).slice(8, -1) === 'Object'}isArray (o) { //是否数组 return Object.prototype.toString.call(o).slice(8, -1) === 'Array'}isDate (o) { //是否时间 return Object.prototype.toString.call(o).slice(8, -1) === 'Date'}isBoolean (o) { //是否boolean return Object.prototype.toString.call(o).slice(8, -1) === 'Boolean'}isFunction (o) { //是否函数 return Object.prototype.toString.call(o).slice(8, -1) === 'Function'}isNull (o) { //是否为null return Object.prototype.toString.call(o).slice(8, -1) === 'Null'}isUndefined (o) { //是否undefined return Object.prototype.toString.call(o).slice(8, -1) === 'Undefined'}isFalse (o) { if (o == '' || o == undefined || o == null || o == 'null' || o == 'undefined' || o == 0 || o == false || o == NaN) return true return false}isTrue (o) { return !this.isFalse(o)}isIos () { var u = navigator.userAgent; if (u.indexOf('Android') > -1 || u.indexOf('Linux') > -1) {//安卓手机 // return "Android"; return false } else if (u.indexOf('iPhone') > -1) {//苹果手机 // return "iPhone"; return true } else if (u.indexOf('iPad') > -1) {//iPad // return "iPad"; return false } else if (u.indexOf('Windows Phone') > -1) {//winphone手机 // return "Windows Phone"; return false }else{ return false }}isPC () { //是否为PC端 var userAgentInfo = navigator.userAgent; var Agents = ["Android", "iPhone", "SymbianOS", "Windows Phone", "iPad", "iPod"]; var flag = true; for (var v = 0; v 0) { flag = false; break; } } return flag;}browserType(){ var userAgent = navigator.userAgent; //取得浏览器的userAgent字符串 var isOpera = userAgent.indexOf("Opera") > -1; //判断是否Opera浏览器 var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1 && !isOpera; //判断是否IE浏览器 var isEdge = userAgent.indexOf("Edge") > -1; //判断是否IE的Edge浏览器 var isFF = userAgent.indexOf("Firefox") > -1; //判断是否Firefox浏览器 var isSafari = userAgent.indexOf("Safari") > -1 && userAgent.indexOf("Chrome") == -1; //判断是否Safari浏览器 var isChrome = userAgent.indexOf("Chrome") > -1 && userAgent.indexOf("Safari") > -1; //判断Chrome浏览器 if (isIE) { var reIE = new RegExp("MSIE (\d+\.\d+);"); reIE.test(userAgent); var fIEVersion = parseFloat(RegExp["$1"]); if(fIEVersion == 7) return "IE7" else if(fIEVersion == 8) return "IE8"; else if(fIEVersion == 9) return "IE9"; else if(fIEVersion == 10) return "IE10"; else if(fIEVersion == 11) return "IE11"; else return "IE7以下"//IE版本过低 } if (isFF) return "FF"; if (isOpera) return "Opera"; if (isEdge) return "Edge"; if (isSafari) return "Safari"; if (isChrome) return "Chrome";}checkStr (str, type) { switch (type) { case 'phone': //手机号码 return /^1[3|4|5|7|8][0-9]{9}$/.test(str); case 'tel': //座机 return /^(0d{2,3}-d{7,8})(-d{1,4})?$/.test(str); case 'card': //身份证 return /^d{15}|d{18}$/.test(str); case 'pwd': //密码以字母开头，长度在6~18之间，只能包含字母、数字和下划线 return /^[a-zA-Z]w{5,17}$/.test(str) case 'postal': //邮政编码 return /[1-9]d{5}(?!d)/.test(str); case 'QQ': //QQ号 return /^[1-9][0-9]{4,9}$/.test(str); case 'email': //邮箱 return /^[w-]+(.[w-]+)*@[w-]+(.[w-]+)+$/.test(str); case 'money': //金额(小数点2位) return /^d*(?:.d{0,2})?$/.test(str); case 'URL': //网址 return /(http|ftp|https)://[w-_]+(.[w-_]+)+([w-.,@?^=%&:/~+#]*[w-@?^=%&/~+#])?/.test(str) case 'IP': //IP return /((?:(?:25[0-5]|2[0-4]\d|[01]?\d?\d)\.){3}(?:25[0-5]|2[0-4]\d|[01]?\d?\d))/.test(str); case 'date': //日期时间 return /^(d{4})-(d{2})-(d{2}) (d{2})(?::d{2}|:(d{2}):(d{2}))$/.test(str) || /^(d{4})-(d{2})-(d{2})$/.test(str) case 'number': //数字 return /^[0-9]$/.test(str); case 'english': //英文 return /^[a-zA-Z]+$/.test(str); case 'chinese': //中文 return /^[u4E00-u9FA5]+$/.test(str); case 'lower': //小写 return /^[a-z]+$/.test(str); case 'upper': //大写 return /^[A-Z]+$/.test(str); case 'HTML': //HTML标记 return /])*>/.test(str); default: return true; }}
登录后复制
2. Date
/** * 格式化时间 * * @param {time} 时间 * @param {cFormat} 格式 * @return {String} 字符串 * * @example formatTime('2018-1-29', '{y}/{m}/{d} {h}:{i}:{s}') // -> 2018/01/29 00:00:00 */formatTime(time, cFormat) { if (arguments.length === 0) return null if ((time + '').length === 10) { time = +time * 1000 } var format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}', date if (typeof time === 'object') { date = time } else { date = new Date(time) } var formatObj = { y: date.getFullYear(), m: date.getMonth() + 1, d: date.getDate(), h: date.getHours(), i: date.getMinutes(), s: date.getSeconds(), a: date.getDay() } var time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => { var value = formatObj[key] if (key === 'a') return ['一', '二', '三', '四', '五', '六', '日'][value - 1] if (result.length > 0 && value ["2018-1", "2017-12", "2017-11", "2017-10", "2017-9", "2017-8", "2017-7"] */getMonths(time, len, direction) { var mm = new Date(time).getMonth(), yy = new Date(time).getFullYear(), direction = isNaN(direction) ? 3 : direction, index = mm; var cutMonth = function(index) { if ( index = -len) { return direction === 1 ? formatPre(index).concat(cutMonth(++index)): direction === 2 ? formatNext(index).concat(cutMonth(++index)):formatCurr(index).concat(cutMonth(++index)) } return [] } var formatNext = function(i) { var y = Math.floor(i/12), m = i%12 return [yy+y + '-' + (m+1)] } var formatPre = function(i) { var y = Math.ceil(i/12), m = i%12 m = m===0 ? 12 : m return [yy-y + '-' + (13 - m)] } var formatCurr = function(i) { var y = Math.floor(i/12), yNext = Math.ceil(i/12), m = i%12, mNext = m===0 ? 12 : m return [yy-yNext + '-' + (13 - mNext),yy+y + '-' + (m+1)] } // 数组去重 var unique = function(arr) { if ( Array.hasOwnProperty('from') ) { return Array.from(new Set(arr)); }else{ var n = {},r=[]; for(var i = 0; i ["2018-1-26", "2018-1-27", "2018-1-28", "2018-1-29", "2018-1-30", "2018-1-31", "2018-2-1"] */getDays(time, len, diretion) { var tt = new Date(time) var getDay = function(day) { var t = new Date(time) t.setDate(t.getDate() + day) var m = t.getMonth()+1 return t.getFullYear()+'-'+m+'-'+t.getDate() } var arr = [] if (diretion === 1) { for (var i = 1; i 1h0m10s */formatHMS (s) { var str = '' if (s > 3600) { str = Math.floor(s/3600)+'h'+Math.floor(s%3600/60)+'m'+s%60+'s' }else if(s > 60) { str = Math.floor(s/60)+'m'+s%60+'s' }else{ str = s%60+'s' } return str}/*获取某月有多少天*/getMonthOfDay (time) { var date = new Date(time) var year = date.getFullYear() var mouth = date.getMonth() + 1 var days //当月份为二月时，根据闰年还是非闰年判断天数 if (mouth == 2) { days = year % 4 == 0 ? 29 : 28 } else if (mouth == 1 || mouth == 3 || mouth == 5 || mouth == 7 || mouth == 8 || mouth == 10 || mouth == 12) { //月份为：1,3,5,7,8,10,12 时，为大月.则天数为31； days = 31 } else { //其他月份，天数为：30. days = 30 } return days}/*获取某年有多少天*/getYearOfDay (time) { var firstDayYear = this.getFirstDayOfYear(time); var lastDayYear = this.getLastDayOfYear(time); var numSecond = (new Date(lastDayYear).getTime() - new Date(firstDayYear).getTime())/1000; return Math.ceil(numSecond/(24*3600));}/*获取某年的第一天*/getFirstDayOfYear (time) { var year = new Date(time).getFullYear(); return year + "-01-01 00:00:00";}/*获取某年最后一天*/getLastDayOfYear (time) { var year = new Date(time).getFullYear(); var dateString = year + "-12-01 00:00:00"; var endDay = this.getMonthOfDay(dateString); return year + "-12-" + endDay + " 23:59:59";}/*获取某个日期是当年中的第几天*/getDayOfYear (time) { var firstDayYear = this.getFirstDayOfYear(time); var numSecond = (new Date(time).getTime() - new Date(firstDayYear).getTime())/1000; return Math.ceil(numSecond/(24*3600));}/*获取某个日期在这一年的第几周*/getDayOfYearWeek (time) { var numdays = this.getDayOfYear(time); return Math.ceil(numdays / 7);}
登录后复制
3. Array
/*判断一个元素是否在数组中*/contains (arr, val) { return arr.indexOf(val) != -1 ? true : false;}/** * @param {arr} 数组 * @param {fn} 回调函数 * @return {undefined} */each (arr, fn) { fn = fn || Function; var a = []; var args = Array.prototype.slice.call(arguments, 1); for(var i = 0; i { switch(type) { case 1: return a - b; case 2: return b - a; case 3: return Math.random() - 0.5; default: return arr; } })}/*去重*/unique (arr) { if ( Array.hasOwnProperty('from') ) { return Array.from(new Set(arr)); }else{ var n = {},r=[]; for(var i = 0; i -1) { arr.splice(index, 1); } return arr;}/*将类数组转换为数组的方法*/formArray (ary) { var arr = []; if(Array.isArray(ary)) { arr = ary; } else { arr = Array.prototype.slice.call(ary); }; return arr;}/*最大值*/max (arr) { return Math.max.apply(null, arr);}/*最小值*/min (arr) { return Math.min.apply(null, arr);}/*求和*/sum (arr) { return arr.reduce( (pre, cur) => { return pre + cur })}/*平均值*/average (arr) { return this.sum(arr)/arr.length}
登录后复制
4. String 字符串操作
立即学习“Java免费学习笔记（深入）”；
/** * 去除空格 * @param {str} * @param {type} * type: 1-所有空格 2-前后空格 3-前空格 4-后空格 * @return {String} */trim (str, type) { type = type || 1 switch (type) { case 1: return str.replace(/s+/g, ""); case 2: return str.replace(/(^s*)|(s*$)/g, ""); case 3: return str.replace(/(^s*)/g, ""); case 4: return str.replace(/(s*$)/g, ""); default: return str; }}/** * @param {str} * @param {type} * type: 1:首字母大写 2：首页母小写 3：大小写转换 4：全部大写 5：全部小写 * @return {String} */changeCase (str, type) { type = type || 4 switch (type) { case 1: return str.replace(/w+/g, function (word) { return word.substring(0, 1).toUpperCase() + word.substring(1).toLowerCase(); }); case 2: return str.replace(/w+/g, function (word) { return word.substring(0, 1).toLowerCase() + word.substring(1).toUpperCase(); }); case 3: return str.split('').map( function(word){ if (/[a-z]/.test(word)) { return word.toUpperCase(); }else{ return word.toLowerCase() } }).join('') case 4: return str.toUpperCase(); case 5: return str.toLowerCase(); default: return str; }}/* 检测密码强度*/checkPwd (str) { var Lv = 0; if (str.length 转换)*/filterTag (str) { str = str.replace(/&/ig, "&"); str = str.replace(/, "/ig, ">"); str = str.replace(" ", " "); return str;}
登录后复制
5. Number
/*随机数范围*/random (min, max) { if (arguments.length === 2) { return Math.floor(min + Math.random() * ( (max+1) - min )) }else{ return null; } }/*将阿拉伯数字翻译成中文的大写数字*/numberToChinese (num) { var AA = new Array("零", "一", "二", "三", "四", "五", "六", "七", "八", "九", "十"); var BB = new Array("", "十", "百", "仟", "萬", "億", "点", ""); var a = ("" + num).replace(/(^0*)/g, "").split("."), k = 0, re = ""; for(var i = a[0].length - 1; i >= 0; i--) { switch(k) { case 0: re = BB[7] + re; break; case 4: if(!new RegExp("0{4}//d{" + (a[0].length - i - 1) + "}$") .test(a[0])) re = BB[4] + re; break; case 8: re = BB[5] + re; BB[7] = BB[5]; k = 0; break; } if(k % 4 == 2 && a[0].charAt(i + 2) != 0 && a[0].charAt(i + 1) == 0) re = AA[0] + re; if(a[0].charAt(i) != 0) re = AA[a[0].charAt(i)] + BB[k % 4] + re; k++; } if(a.length > 1) // 加上小数部分(如果有小数部分) { re += BB[6]; for(var i = 0; i = 0; i--) { if(part[0].length > 10) { return ""; //若数量超过拾亿单位，提示 } var tmpnewchar = "" var perchar = part[0].charAt(i); switch(perchar) { case "0": tmpnewchar = "零" + tmpnewchar; break; case "1": tmpnewchar = "壹" + tmpnewchar; break; case "2": tmpnewchar = "贰" + tmpnewchar; break; case "3": tmpnewchar = "叁" + tmpnewchar; break; case "4": tmpnewchar = "肆" + tmpnewchar; break; case "5": tmpnewchar = "伍" + tmpnewchar; break; case "6": tmpnewchar = "陆" + tmpnewchar; break; case "7": tmpnewchar = "柒" + tmpnewchar; break; case "8": tmpnewchar = "捌" + tmpnewchar; break; case "9": tmpnewchar = "玖" + tmpnewchar; break; } switch(part[0].length - i - 1) { case 0: tmpnewchar = tmpnewchar + "元"; break; case 1: if(perchar != 0) tmpnewchar = tmpnewchar + "拾"; break; case 2: if(perchar != 0) tmpnewchar = tmpnewchar + "佰"; break; case 3: if(perchar != 0) tmpnewchar = tmpnewchar + "仟"; break; case 4: tmpnewchar = tmpnewchar + "万"; break; case 5: if(perchar != 0) tmpnewchar = tmpnewchar + "拾"; break; case 6: if(perchar != 0) tmpnewchar = tmpnewchar + "佰"; break; case 7: if(perchar != 0) tmpnewchar = tmpnewchar + "仟"; break; case 8: tmpnewchar = tmpnewchar + "亿"; break; case 9: tmpnewchar = tmpnewchar + "拾"; break; } var newchar = tmpnewchar + newchar; } //小数点之后进行转化 if(Num.indexOf(".") != -1) { if(part[1].length > 2) { // alert("小数点之后只能保留两位,系统将自动截断"); part[1] = part[1].substr(0, 2) } for(i = 0; i 6. Http
/** * @param {setting} */ajax(setting){ //设置参数的初始值 var opts={ method: (setting.method || "GET").toUpperCase(), //请求方式 url: setting.url || "", // 请求地址 async: setting.async || true, // 是否异步 dataType: setting.dataType || "json", // 解析方式 data: setting.data || "", // 参数 success: setting.success || function(){}, // 请求成功回调 error: setting.error || function(){} // 请求失败回调 } // 参数格式化 function params_format (obj) { var str = '' for (var i in obj) { str += i + '=' + obj[i] + '&' } return str.split('').slice(0, -1).join('') } // 创建ajax对象 var xhr=new XMLHttpRequest(); // 连接服务器open(方法GET/POST，请求地址， 异步传输) if(opts.method == 'GET'){ xhr.open(opts.method, opts.url + "?" + params_format(opts.data), opts.async); xhr.send(); }else{ xhr.open(opts.method, opts.url, opts.async); xhr.setRequestHeader("Content-Type","application/x-www-form-urlencoded"); xhr.send(opts.data); } /* ** 每当readyState改变时，就会触发onreadystatechange事件 ** readyState属性存储有XMLHttpRequest的状态信息 ** 0 ：请求未初始化 ** 1 ：服务器连接已建立 ** 2 ：请求已接受 ** 3 : 请求处理中 ** 4 ：请求已完成，且相应就绪 */ xhr.onreadystatechange = function() { if (xhr.readyState === 4 && (xhr.status === 200 || xhr.status === 304)) { switch(opts.dataType){ case "json": var json = JSON.parse(xhr.responseText); opts.success(json); break; case "xml": opts.success(xhr.responseXML); break; default: opts.success(xhr.responseText); break; } } } xhr.onerror = function(err) { opts.error(err); }}/** * @param {url} * @param {setting} * @return {Promise} */fetch(url, setting) { //设置参数的初始值 let opts={ method: (setting.method || 'GET').toUpperCase(), //请求方式 headers : setting.headers || {}, // 请求头设置 credentials : setting.credentials || true, // 设置cookie是否一起发送 body: setting.body || {}, mode : setting.mode || 'no-cors', // 可以设置 cors, no-cors, same-origin redirect : setting.redirect || 'follow', // follow, error, manual cache : setting.cache || 'default' // 设置 cache 模式 (default, reload, no-cache) } let dataType = setting.dataType || "json", // 解析方式 data = setting.data || "" // 参数 // 参数格式化 function params_format (obj) { var str = '' for (var i in obj) { str += `${i}=${obj[i]}&` } return str.split('').slice(0, -1).join('') } if (opts.method === 'GET') { url = url + (data?`?${params_format(data)}`:'') }else{ setting.body = data || {} } return new Promise( (resolve, reject) => { fetch(url, opts).then( async res => { let data = dataType === 'text' ? await res.text() : dataType === 'blob' ? await res.blob() : await res.json() resolve(data) }).catch( e => { reject(e) }) }) }
登录后复制
7. DOM
$ (selector){ var type = selector.substring(0, 1); if (type === '#') { if (document.querySelecotor) return document.querySelector(selector) return document.getElementById(selector.substring(1)) }else if (type === '.') { if (document.querySelecotorAll) return document.querySelectorAll(selector) return document.getElementsByClassName(selector.substring(1)) }else{ return document['querySelectorAll' ? 'querySelectorAll':'getElementsByTagName'](selector) }} /*检测类名*/hasClass (ele, name) { return ele.className.match(new RegExp('(\s|^)' + name + '(\s|$)'));}/*添加类名*/addClass (ele, name) { if (!this.hasClass(ele, name)) ele.className += " " + name;}/*删除类名*/removeClass (ele, name) { if (this.hasClass(ele, name)) { var reg = new RegExp('(\s|^)' + name + '(\s|$)'); ele.className = ele.className.replace(reg, ''); }}/*替换类名*/replaceClass (ele, newName, oldName) { this.removeClass(ele, oldName); this.addClass(ele, newName);}/*获取兄弟节点*/siblings (ele) { console.log(ele.parentNode) var chid = ele.parentNode.children,eleMatch = []; for(var i = 0, len = chid.length; i 8. Storage 储存操作
class StorageFn { constructor () { this.ls = window.localStorage; this.ss = window.sessionStorage; } /*-----------------cookie---------------------*/ /*设置cookie*/ setCookie (name, value, day) { var setting = arguments[0]; if (Object.prototype.toString.call(setting).slice(8, -1) === 'Object'){ for (var i in setting) { var oDate = new Date(); oDate.setDate(oDate.getDate() + day); document.cookie = i + '=' + setting[i] + ';expires=' + oDate; } }else{ var oDate = new Date(); oDate.setDate(oDate.getDate() + day); document.cookie = name + '=' + value + ';expires=' + oDate; } } /*获取cookie*/ getCookie (name) { var arr = document.cookie.split('; '); for (var i = 0; i 9. Other 其它操作
/*获取网址参数*/getURL(name){ var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)"); var r = window.location.search.substr(1).match(reg); if(r!=null) return r[2]; return null;}/*获取全部url参数,并转换成json对象*/getUrlAllParams (url) { var url = url ? url : window.location.href; var _pa = url.substring(url.indexOf('?') + 1), _arrS = _pa.split('&'), _rs = {}; for (var i = 0, _len = _arrS.length; i -1) { var obj = {} var arr = query.split("&"); for (var i = 0; i 0){ dom.scrollTop = restoreTop; } dom.focus(); dom.selectionStart = startPos + val.length; dom.selectionEnd = startPos + val.length; } else { dom.value += val; dom.focus(); }}
登录后复制
CSS 1. pc-reset PC样式初始化
/* normalize.css */html { line-height: 1.15; /* 1 */ -ms-text-size-adjust: 100%; /* 2 */ -webkit-text-size-adjust: 100%; /* 2 */}body { margin: 0;}article,aside,footer,header,nav,section { display: block;}h1 { font-size: 2em; margin: 0.67em 0;}figcaption,figure,main { /* 1 */ display: block;}figure { margin: 1em 40px;}hr { box-sizing: content-box; /* 1 */ height: 0; /* 1 */ overflow: visible; /* 2 */}pre { font-family: monospace, monospace; /* 1 */ font-size: 1em; /* 2 */}a { background-color: transparent; /* 1 */ -webkit-text-decoration-skip: objects; /* 2 */}abbr[title] { border-bottom: none; /* 1 */ text-decoration: underline; /* 2 */ text-decoration: underline dotted; /* 2 */}b,strong { font-weight: inherit;}b,strong { font-weight: bolder;}code,kbd,samp { font-family: monospace, monospace; /* 1 */ font-size: 1em; /* 2 */}dfn { font-style: italic;}mark { background-color: #ff0; color: #000;}small { font-size: 80%;}sub,sup { font-size: 75%; line-height: 0; position: relative; vertical-align: baseline;}sub { bottom: -0.25em;}sup { top: -0.5em;}audio,video { display: inline-block;}audio:not([controls]) { display: none; height: 0;}img { border-style: none;}svg:not(:root) { overflow: hidden;}button,input,optgroup,select,textarea { font-family: sans-serif; /* 1 */ font-size: 100%; /* 1 */ line-height: 1.15; /* 1 */ margin: 0; /* 2 */}button,input { /* 1 */ overflow: visible;}button,select { /* 1 */ text-transform: none;}button,html [type="button"],/* 1 */[type="reset"],[type="submit"] { -webkit-appearance: button; /* 2 */}button::-moz-focus-inner,[type="button"]::-moz-focus-inner,[type="reset"]::-moz-focus-inner,[type="submit"]::-moz-focus-inner { border-style: none; padding: 0;}button:-moz-focusring,[type="button"]:-moz-focusring,[type="reset"]:-moz-focusring,[type="submit"]:-moz-focusring { outline: 1px dotted ButtonText;}fieldset { padding: 0.35em 0.75em 0.625em;}legend { box-sizing: border-box; /* 1 */ color: inherit; /* 2 */ display: table; /* 1 */ max-width: 100%; /* 1 */ padding: 0; /* 3 */ white-space: normal; /* 1 */}progress { display: inline-block; /* 1 */ vertical-align: baseline; /* 2 */}textarea { overflow: auto;}[type="checkbox"],[type="radio"] { box-sizing: border-box; /* 1 */ padding: 0; /* 2 */}[type="number"]::-webkit-inner-spin-button,[type="number"]::-webkit-outer-spin-button { height: auto;}[type="search"] { -webkit-appearance: textfield; /* 1 */ outline-offset: -2px; /* 2 */}[type="search"]::-webkit-search-cancel-button,[type="search"]::-webkit-search-decoration { -webkit-appearance: none;} ::-webkit-file-upload-button { -webkit-appearance: button; /* 1 */ font: inherit; /* 2 */}details,/* 1 */menu { display: block;}summary { display: list-item;}canvas { display: inline-block;}template { display: none;}[hidden] { display: none;}/* reset */html,body,h1,h2,h3,h4,h5,h6,p,dl,dt,dd,ul,ol,li,p,blockquote,pre,hr,figure,table,caption,th,td,form,fieldset,legend,input,button,textarea,menu { margin: 0; padding: 0; box-sizing: border-box;}
登录后复制
2. Phone-reset
/* normalize.css */html { line-height: 1.15; /* 1 */ -ms-text-size-adjust: 100%; /* 2 */ -webkit-text-size-adjust: 100%; /* 2 */}body { margin: 0;}article,aside,footer,header,nav,section { display: block;}h1 { font-size: 2em; margin: 0.67em 0;}figcaption,figure,main { /* 1 */ display: block;}figure { margin: 1em 40px;}hr { box-sizing: content-box; /* 1 */ height: 0; /* 1 */ overflow: visible; /* 2 */}pre { font-family: monospace, monospace; /* 1 */ font-size: 1em; /* 2 */}a { background-color: transparent; /* 1 */ -webkit-text-decoration-skip: objects; /* 2 */}abbr[title] { border-bottom: none; /* 1 */ text-decoration: underline; /* 2 */ text-decoration: underline dotted; /* 2 */}b,strong { font-weight: inherit;}b,strong { font-weight: bolder;}code,kbd,samp { font-family: monospace, monospace; /* 1 */ font-size: 1em; /* 2 */}dfn { font-style: italic;}mark { background-color: #ff0; color: #000;}small { font-size: 80%;}sub,sup { font-size: 75%; line-height: 0; position: relative; vertical-align: baseline;}sub { bottom: -0.25em;}sup { top: -0.5em;}audio,video { display: inline-block;}audio:not([controls]) { display: none; height: 0;}img { border-style: none;}svg:not(:root) { overflow: hidden;}button,input,optgroup,select,textarea { font-family: sans-serif; /* 1 */ font-size: 100%; /* 1 */ line-height: 1.15; /* 1 */ margin: 0; /* 2 */}button,input { /* 1 */ overflow: visible;}button,select { /* 1 */ text-transform: none;}button,html [type="button"],/* 1 */[type="reset"],[type="submit"] { -webkit-appearance: button; /* 2 */}button::-moz-focus-inner,[type="button"]::-moz-focus-inner,[type="reset"]::-moz-focus-inner,[type="submit"]::-moz-focus-inner { border-style: none; padding: 0;}button:-moz-focusring,[type="button"]:-moz-focusring,[type="reset"]:-moz-focusring,[type="submit"]:-moz-focusring { outline: 1px dotted ButtonText;}fieldset { padding: 0.35em 0.75em 0.625em;}legend { box-sizing: border-box; /* 1 */ color: inherit; /* 2 */ display: table; /* 1 */ max-width: 100%; /* 1 */ padding: 0; /* 3 */ white-space: normal; /* 1 */}progress { display: inline-block; /* 1 */ vertical-align: baseline; /* 2 */}textarea { overflow: auto;}[type="checkbox"],[type="radio"] { box-sizing: border-box; /* 1 */ padding: 0; /* 2 */}[type="number"]::-webkit-inner-spin-button,[type="number"]::-webkit-outer-spin-button { height: auto;}[type="search"] { -webkit-appearance: textfield; /* 1 */ outline-offset: -2px; /* 2 */}[type="search"]::-webkit-search-cancel-button,[type="search"]::-webkit-search-decoration { -webkit-appearance: none;} ::-webkit-file-upload-button { -webkit-appearance: button; /* 1 */ font: inherit; /* 2 */}details,/* 1 */menu { display: block;}summary { display: list-item;}canvas { display: inline-block;}template { display: none;}[hidden] { display: none;}/* reset */html,body,h1,h2,h3,h4,h5,h6,p,dl,dt,dd,ul,ol,li,p,blockquote,pre,hr,figure,table,caption,th,td,form,fieldset,legend,input,button,textarea,menu { margin: 0; padding: 0; box-sizing: border-box;}html,body { /* 禁止选中文本 */ -webkit-user-select: none; user-select: none; font: Oswald, 'Open Sans', Helvetica, Arial, sans-serif}/* 禁止长按链接与图片弹出菜单 */a,img { -webkit-touch-callout: none;}/*ios android去除自带阴影的样式*/a,input { -webkit-tap-highlight-color: rgba(0, 0, 0, 0);}input[type="text"] { -webkit-appearance: none;}
登录后复制
3. 公共样式提取
/* 禁止选中文本 */.usn{ -webkit-user-select:none; -moz-user-select:none; -ms-user-select:none; -o-user-select:none; user-select:none;}/* 浮动 */.fl { float: left; }.fr { float: right; }.cf { zoom: 1; }.cf:after { content:"."; display:block; clear:both; visibility:hidden; height:0; overflow:hidden;}/* 元素类型 */.db { display: block; }.dn { display: none; }.di { display: inline }.dib {display: inline-block;}.transparent { opacity: 0 }/*文字排版、颜色*/.f12 { font-size:12px }.f14 { font-size:14px }.f16 { font-size:16px }.f18 { font-size:18px }.f20 { font-size:20px }.fb { font-weight:bold }.fn { font-weight:normal }.t2 { text-indent:2em }.red,a.red { color:#cc0031 }.darkblue,a.darkblue { color:#039 }.gray,a.gray { color:#878787 }.lh150 { line-height:150% }.lh180 { line-height:180% }.lh200 { line-height:200% }.unl { text-decoration:underline; }.no_unl { text-decoration:none; }.tl { text-align: left; }.tc { text-align: center; }.tr { text-align: right; }.tj { text-align: justify; text-justify: inter-ideograph; }.wn { /* 强制不换行 */ word-wrap:normal; white-space:nowrap;}.wb { /* 强制换行 */ white-space:normal; word-wrap:break-word; word-break:break-all;}.wp { /* 保持空白序列*/ overflow:hidden;text-align:left;white-space:pre-wrap;word-wrap:break-word;word-break:break-all;}.wes { /* 多出部分用省略号表示 , 用于一行 */ overflow:hidden; word-wrap:normal; white-space:nowrap; text-overflow:ellipsis;}.wes-2 { /* 适用于webkit内核和移动端 */ display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden;} .wes-3 { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3; overflow: hidden;}.wes-4 { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 4; overflow: hidden;}/* 溢出样式 */.ofh { overflow: hidden; }.ofs {overflow: scroll; }.ofa {overflow: auto; }.ofv {overflow: visible; }/* 定位方式 */.ps {position: static; }.pr {position: relative;zoom:1; }.pa {position: absolute; }.pf {position: fixed; }/* 垂直对齐方式 */.vt {vertical-align: top; }.vm {vertical-align: middle; }.vb {vertical-align: bottom; }/* 鼠标样式 */.csd {cursor: default; }.csp {cursor: pointer; }.csh {cursor: help; }.csm {cursor: move; }/* flex布局 */.df-sb { display:flex; align-items: center; justify-content: space-between;}.df-sa { display:flex; align-items: center; justify-content: space-around;}/* 垂直居中 */.df-c { display: flex; align-items: center; justify-content: center;}.tb-c { text-align:center; display:table-cell; vertical-align:middle;}.ts-c { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);}.ts-mc { position: absolute; left: 0;right: 0; bottom: 0; top: 0; margin: auto;}/* 辅助 */.mask-fixed-wrapper { width: 100%; height: 100%; position: fixed; left:0;top:0; background: rgba(0, 0, 0, 0.65); z-index: 999;}.bg-cover { background-size: cover; background-repeat: no-repeat; background-position: center center;}.bg-cover-all { background-size: 100% 100%; background-repeat: no-repeat; background-position: center center;}
登录后复制
以上都是经常用到的方法
相关推荐：
PHP解析xml格式数据工具类实例分享
实例详解React Native时间转换格式工具类
javaScript日期工具类DateUtils详解
以上就是javascript常用工具类的封装详解的详细内容，更多请关注【创想鸟】其它相关文章！
版权声明：本文内容由互联网用户自发贡献，该文观点仅代表作者本人。本站仅提供信息存储空间服务，不拥有所有权，不承担相关法律责任。如发现本站有涉嫌抄袭侵权/违法违规的内容， 请发送邮件至253000106@qq.com举报，一经查实，本站将立刻删除。
发布者：PHP中文网，转转请注明出处：https://www.chuangxiangniao.com/p/2788179.html
