How to create a string array in js

JS method to create a string array: 1. Create an empty array and assign it to a string. The code is [var arr=[];var arr=new Array("1","sdf ")]; 2. The implementation method is to cut the string into several strings according to a certain character and return it in the form of an array.

The operating environment of this tutorial: windows7 system, javascript version 1.8.5, DELL G3 computer. This method is suitable for all brands of computers.

JS method of creating a string array:

1. Create an empty array and assign it to a string:

var arr=[];
var arr=new Array("1","sdf");

2. The implementation method is to cut the string into several strings according to a certain character and return it in the form of an array. The sample code is as follows:

var s = "abc,abcd,aaa";
ss = s.split(",");// 在每个逗号(,)处进行分解。

Create an array, There are three methods

The following code defines an array object named myCars:

1: Conventional method:

var myCars=new Array(); 
myCars[0]="Saab";       
myCars[1]="Volvo";
myCars[2]="BMW";

2: Concise method:

var myCars=new Array("Saab","Volvo","BMW");

3: Literal:

var myCars=["Saab","Volvo","BMW"];

You can have different objects in an array

All JavaScript variables are objects. Array elements are objects. Functions are objects.

So, you can have different variable types in the array.

You can contain object elements, functions, and arrays in an array.

Related free learning recommendations: javascript video tutorial

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