How to convert arrays into CSV format using JavaScript

Source: Internet
Author: User

How to convert arrays into CSV format using JavaScript

This article mainly introduces how JavaScript converts an array to a CSV format. The example shows how javascript converts an array value to a csv string using the valueOf method, which is very useful, for more information, see

 

 

This example describes how JavaScript converts an array to a CSV format. Share it with you for your reference. The specific analysis is as follows:

The valueOf method of the array object in JavaScript can output the value of the array as a comma-separated string. The following Code demonstrates how to replace the array with a comma-separated string and a vertical string.

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Var fruits = ['apple', 'peaches', 'oranges', 'mangoes'];

Var str = fruits. valueOf ();

 

// Output result: apple, peaches, oranges, mangoes

If you want to use a vertical line | split

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Var fruits = ['apple', 'peaches', 'oranges', 'mangoes'];

Var str = fruits. join ("| ");

 

// Print str: apple | peaches | oranges | mangoes

The complete DEMO code is as follows:

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Click here to convert fruits array to CSV:

<Button onclick = "javsacrept: convert ()"> Convert to CSV </button>

<Br>

<Pre> var fruits = ['apple', 'peaches', 'oranges', 'mangoes'];

</Pre>

<Script>

Function convert (){

Var fruits = ['apple', 'peaches', 'oranges', 'mangoes'];

Var str = fruits. valueOf ();

Alert (str );

}

</Script>

I hope this article will help you design javascript programs.

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