The use of the $.grep () method in jquery

The grep () method is used for element filtering. Filters the elements in the array using the specified function and returns the filtered array.

Syntax: $.grep (Array,callback)

Array: arrays to be filtered

Callback: Processes each element in the array and filters the element, which contains two parameters, the first is the value of the current array element, and the other is the subscript of the current array element, that is, the element index value. function (Element,index) {}

Example: finding elements greater than 3 in an array

var array=[3,6,8,1,2,9,5]$.grep (array,function(element,index) {             return  elelment>3;   });

The use of the $.grep () method in jquery