Array_.chunk_.compact_.concat_.difference_.differenceBy_.differenceWith_.drop_.dropRight_.dropRightWhile_.dropWhile_.fill_.findIndex_.findLastIndex_.flatten_.flattenDeep_.flattenDepth_.fromPairs_.head_.indexOf_.initial_.intersection_.intersectionBy_.intersectionWith_.join_.last_.lastIndexOf_.nth_.pull_.pullAll_.pullAllBy_.pullAllWithCollectionDateFunctionLang_.castArray_.clone_.cloneDeep_.cloneDeepWith_.cloneWith_.conformsTo_.eq_.gt_.gte_.isArguments_.isArray_.isArrayBuffer_.isArrayLike_.isArrayLikeObject_.isBoolean_.isBuffer_.isDate_.isElement_.isEmpty_.isEqual_.isEqualWith_.isError_.isFinite_.isFunction_.isInteger_.isLength_.isMap_.isMatch_.isMatchWith_.isNaN_.isNative_.isNil_.isNull_.isNumberMathObjectSeqString_.camelCase_.capitalize_.deburr_.endsWith_.escape_.escapeRegExp_.kebabCase_.lowerCase_.lowerFirst_.pad_.padEnd_.padStart(string ='',length = 0,chars ='')_.parseInt_.repeat(string ='',n = 1)_.replace(string ='',pattern,replacement)_.snakeCase_.split_.startCase_.startsWith_.template_.toLower_.toUpper_.trim_.trimEnd(string ='',chars = whitespace)_.trimStart_.truncate_.unescape_.upperCase_.upperFirstUtil_.attempt_.bindAll_.cond_.conforms_.constant_.defaultTo_.flow_.flowRight_.identity_.iteratee_.matches_.matchesProperty_.method_.methodOf_.mixin_.noConflict_.noop_.nthArg_.over_.overEvery_.overSome_.property_.propertyOf_.range_.rangeRight_.runInContext_.stubArray()_.stubFalse_.stubObject_.stubString_.stubTrue_.times_.toPath_.uniqueIdMethods这种方法就像_.assign是递归地将源对象的自己和继承的可枚举字符串键控属性合并到目标对象中。undefined如果目标值存在,则解析为跳过的源属性 。数组和简单对象属性是递归合并的。其他对象和值类型被赋值覆盖。源对象从左到右应用。后续来源将覆盖之前来源的属性分配。
注意:此方法发生变化object。
0.5.0
object (对象):目标对象。 [sources] (...对象):源对象。 (对象):返回object。
var object = {
'a': [{ 'b': 2 }, { 'd': 4 }]
};
var other = {
'a': [{ 'c': 3 }, { 'e': 5 }]
};
_.merge(object, other);
// => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] }