Lodash教程

Lodash isMatchWith method

语法

_.isMatchWith(object, source, [customizer])
This method is like _.isMatch except that it accepts customizer which is invoked to compare values. If customizer returns undefined, comparisons are handled by the method instead. The customizer is invoked with five arguments: (objValue, srcValue, index|key, object, source).

参数

object (Object) − The object to inspect. source (Object) − The object of property values to match. [customizer] (Function) − The function to customize comparisons.

输出

(boolean) − Returns true if object is a match, else false.

实例

var _ = require('lodash');
function isGreeting(value) {
   return /^h(?:i|ello)$/.test(value);
}
function customizer(objValue, srcValue) {
   if (isGreeting(objValue) && isGreeting(srcValue)) {
      return true;
   }
}
var object = { 'greeting': 'hello' };
var source = { 'greeting': 'hi' };
 
console.log(_.isMatchWith(object, source, customizer));
Save the above program in tester.js. Run the following command to execute this program.

Command

\>node tester.js

输出

true
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