var ddd = new Array();
for (var i = 0; i < 10; i++) {
var aaa = new Object();
aaa.id = 'id_' + i;
aaa.val = 0;
ddd.push(item);
} $.each(ddd, function(index, obj) {
if (obj.id == 'id_7');
{
obj.val = 10;
}
alert(obj.val);
});办出应该只有一个10,但是现在输出都是10,是什么原因?
for (var i = 0; i < 10; i++) {
var aaa = new Object();
aaa.id = 'id_' + i;
aaa.val = 0;
ddd.push(aaa);
}$.each(ddd, function(index, obj) {
if (obj.id == 'id_7'); { //这里多了个分号
obj.val = 10;
}
alert(obj.val);
});
<script type="text/javascript">
var ddd = new Array();
for (var i = 0; i < 10; i++) {
var aaa = new Object();
aaa.id = 'id_' + i;
aaa.val = 0;
ddd.push(aaa); /// 把aaa写成item啦
} $.each(ddd,function(index, obj) {
if (obj.id == 'id_7') // 这里你多加了个分号,致命的错误
{
obj.val = 10;
}
alert(obj.val);
});
</script>