loop arrays code example

Example 1: loop array javascript

var colors = ['red', 'green', 'blue'];
	
	colors.forEach((color, colorIndex) => {
     console.log(colorIndex + ". " + color); 
    });

Example 2: javascript loop array

var arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];
    
    for( var i = 0; i < arr.length; i--){ 
    
        if ( arr[i] === 5) { 
    
            arr.splice(i, 1); 
        }
    
    }
    
    //=> [1, 2, 3, 4, 6, 7, 8, 9, 0]