java add element to existing array
//original array
String[] rgb = new String[] {"red", "green"};
//new array with one more length
String[] rgb2 = new String[rgb.length + 1];
//copy the old in the new array
System.arraycopy(rgb, 0, rgb2, 0, rgb.length);
//add element to new array
rgb2[rgb.length] = "blue";
//optional: set old array to new array
rgb = rgb2;how to make and add to an array in javascript
var arrayExample = [53,'Hello World!'];
console.log(arrayExample) //Output =>
[53,'Hello World!']
//You can also do this
arrayExample.push(true);
console.log(arrayExample); //Output =>
[53,'Hello World!',true];how to add to an array
var ar = ['one', 'two', 'three'];
ar[3] = 'four'; // add new element to arCopyright © 2021 Codeinu
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