js基礎――配列(Aray)の遍歴、for();forEach()
568 ワード
var arr = [1,3,5,7,9];
for(var i = 0; i < arr.length; i++){
console.log(arr[i]);
}
forEach()
ie8+
( )
,
,
,
:
: (index)
:
arr.forEach(function(value,index,Arr){
console.log("value::::::"+value);
console.log("index::::::"+index);
console.log("Arr::::::"+Arr);
});