How to add a new element at the end (append) of an array in JavaScript

3 Answers

0 votes
let arr = ["C", "C++", "JavaScript", "Java"];
 
arr.push("PHP"); 

console.log(arr);
 


/*
run:
 
["C", "C++", "JavaScript", "Java", "PHP"]
 
*/
 

 



answered Jun 7, 2015 by avibootz
edited Jul 16, 2022 by avibootz
0 votes
let arr = ["C", "C++", "JavaScript", "Java"];
 
arr[arr.length] = "PHP"; 

console.log(arr);
 


/*
run:
 
["C", "C++", "JavaScript", "Java", "PHP"]
 
*/
 

 



answered Jun 7, 2015 by avibootz
edited Jul 16, 2022 by avibootz
0 votes
let arr = ["C", "C++", "JavaScript", "Java"];
 
arr[7] = "PHP"; 

console.log(arr);
 



/*
run:
 
["C", "C++", "JavaScript", "Java", undefined, undefined, undefined, "PHP"]
 
*/
 


 



answered Jun 7, 2015 by avibootz
edited Jul 16, 2022 by avibootz

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