...兼容性》 《lodash源碼分析之isObjectLike》 源碼分析 function isArguments(value) { return isObjectLike(value) && getTag(value) == [object Arguments] } isArguments 用來(lái)判斷某個(gè)值是否為類(lèi) arguments 對(duì)象。 如果某個(gè)值為類(lèi)對(duì)象(使用 isObjectLi...
...n typeof value == object && value !== null } export default isObjectLike isArguments isArguments調(diào)用了getTag和isObjectLike用來(lái)判斷參數(shù)是否是一個(gè)Arguments對(duì)象。 import getTag from ./.internal/getTag.js import isObjec...
...ring.call 來(lái)判斷,所以寫(xiě)在了一起: // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp, isError. // 其他類(lèi)型判斷 _.each([Arguments, Function, String, Number, Date, RegExp, Error...
...oString 方法 就是Object.prototype.toString // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp, isError. _.each([Arguments,Function, String, Number, Date, RegExp...
...ick omit defaults clone tap has isEqual isEmpty isElement isArray isObject isArguments isFunction isString isNumber isFinite isBoolean isDate isRegExp isNaN isNull isUnderfined Utility noConflic...
...組對(duì)象也有支持 if (isArrayLike(value) && (_.isArray(value) || _.isArguments(value))) { if (shallow) { // 只展開(kāi)一層 var j = 0, len = value.length; while (j < len) output[idx++...
...bcd);//false judge.isArrayLikeObject(document.body.children);//true judge.isArguments(value) 判斷參數(shù)value是否是一個(gè)arguments對(duì)象: judge.isArguments(function(){ return arguments;}()) =>true judge.isSet(value...
...ing()來(lái)判斷 這里只舉兩個(gè)例子,isString,isArray,其他的例如 isArguments , isFunction , 由于有些瀏覽器兼容問(wèn)題需要特殊處理,這里就不細(xì)說(shuō)了。 而像isNull,isUndefined,這些比較簡(jiǎn)單的,這里也不細(xì)說(shuō)了:) 我們知道:typeof 可能的返...
...組 或者 arguments if (isArrayLike(value) && (_.isArray(value) || _.isArguments(value))) { // flatten current level of array or arguments object // (!shallow === true) => (shallow === f...
...re, first, floor, get, gt, gte, has, identity, includes, indexOf, inRange, isArguments, isArray, isBoolean, isDate, isElement, isEmpty, isEqual, isError, isFinite isFunction, isMatch, isNative, isN...
...lattenDeep, _.forEach,_.has, _.head, _.identity, _.indexOf, _.invokeMap, _.isArguments,_.isArray, _.isBoolean, _.isDate, _.isEmpty, _.isEqual, _.isFinite,_.isFunction, _.isNaN, _.isNull, _.isNumber...
...sNull (val) 判斷是否為 Null isSymbol (val) 判斷是否 Symbol 對(duì)象 isArguments (val) 判斷是否 Arguments 對(duì)象 isElement (val) 判斷是否 Element 對(duì)象 isDocument (val) 判斷是否 Document 對(duì)象 isWindow (val) 判斷是否 Window 對(duì)象 isFormData (...
...始化的自動(dòng)化 看下面的代碼: // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp, isError, isMap, isWeakMap, isSet, isWeakSet. _.each([Arguments, Function, String, Number,...
...guments.callee當(dāng)前正在執(zhí)行函數(shù),嚴(yán)格模式禁止使用 if (!_.isArguments(arguments)) {} //typeof /./為object; typeof Int8Array為function if (typeof /./ != function && typeof Int8Array != object) { _.isFunction =...
...t] 在underscore中你會(huì)看到以下代碼: // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp. each([Arguments, Function, String, Number, Date, RegExp], function(name) { ...
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