Question

How to add items to an array of strings in JavaScript

Answer 1

var arr = ["JavaScript", "PHP", "C", "Python"];
 
//array.splice(index, number_of_items_to_be_removed, item1,.....,itemN) 
 
arr.splice(0, 0, "Java");
 
document.write(arr.toString());

/*
run:

Java,JavaScript,PHP,C,Python 
 
*/

 

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Answer 2

var arr = ["JavaScript", "PHP", "C", "Python"];
 
//array.splice(index, number_of_items_to_be_removed, item1,.....,itemN) 
 
arr.splice(2, 0, "Java");
 
document.write(arr.toString());

/*
run:

JavaScript,PHP,Java,C,Python 
 
*/

 

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Answer 3

var arr = ["JavaScript", "PHP", "C", "Python"];
 
//array.splice(index, number_of_items_to_be_removed, item1,.....,itemN) 
 
arr.splice(1, 0, "C++", "C#");
 
document.write(arr.toString());

/*
run:

JavaScript,C++,C#,PHP,C,Python 
 
*/

 

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