javascript make array empty code example

Example 1: js how to check is array empty es6

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

Example 2: javascript empty array

var colors = ["red","blue","green"];
    colors = []; //empty the array

Example 3: javascript empty array

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