javacript 实现两个数组的差集
<script type="text/javascript">
var array1 = [1,2,3,4,5,6,7,8,9];
var array2 = [1,2,3,6];
var array3 = new Array();
function compare(){
for(var i=0; i < array1.length; i++){
var flag = true;
for(var j=0; j < array2.length; j++){
if(array1[i] == array2[j])
flag = false;
}
if(flag)
arr3.push(array1[i]);
}
alert("两个数组的差集:"+array3.toString());
}
</script>