not empty array code example

Example 1: array empty check in php

if (empty($array)) {
     // list is empty.
}

Example 2: javascript check if array is not empty

if (array === undefined || array.length == 0) {
    // array empty or does not exist
}

Example 3: javascript not empty array not string

if (Array.isArray(array) && array.length) {
    // array exists and is not empty
}

Example 4: javascript is array empty

var colors=[];
if(!colors.length){
	// I am empty
}else{
	// I am not empty
}

Example 5: how to make array empty

A.length = 0

Example 6: php empty array

//To clear array you are able to simply re-instantiate it
$foo = array();

//To clear $foo from the symbol table use
unset($foo);