array-foreach.js

function forEach(list, callback) {
    var index = -1;
    var length = list.length >>> 0;
    
    while (++index < length) {
        callback(list[index], index, list);
    }
}

array-foreach.ts

function forEach(list:Array<any>, callback:(value:any,index:number,array:Array<any>) => void):void {
    let index:number = -1;
    let length:number = list.length >>> 0;
    
    while(++index < length){
        callback(list[index], index, list);
    }
}