JavaScript push()方法 (JavaScript push() method)

push() method is used adds/inserts an element at the end of an array, it returns nothing but changes the length of the array.

push()方法用于在数组末尾添加/插入元素，它只返回改变数组的长度，什么也不返回。

Syntax:

句法：

array_name.push(element1, element2, ...);

It accepts one or more than one elements and inserts to the end of the array and changed the length of an array.

它接受一个或多个元素，然后插入到数组的末尾并更改数组的长度。

Examples:

例子：

Input:    var countries = ["INDIA", "USA"];    Function call:    countries.push("UK");    countries.push("CANADA", "RUSSIA");        Output:    "INDIA", "USA", "UK", "CANADA", "RUSSIA"

JavaScript Code to demonstrate example of Array.push() method

JavaScript代码演示Array.push()方法的示例

Output

输出量

countries: INDIA,USAlength is: 2countries: INDIA,USA,UKlength is: 3countries: INDIA,USA,UK,CANADA,RUSSIAlength is: 5

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