ActionScript 3 AS3在数组中搜索值并返回其位置索引

Posted 2021-05-23

function findIndexInArray(value:Object, arr:Array):Number {
	for (var i:uint=0; i < arr.length; i++) {
		if (arr[i]==value) {
			return i;
		}
	}
	return NaN;
}

var myArray:Array = new Array("a","b","c","d","e","f","g");
trace(findIndexInArray("c", myArray));

// OUTPUT
// 2