$.each 中return问题

1、效果
2、代码
<html><head><title>$.each中return问题</title><style>.input-class{margin:10px;line-height:20px;}.submit-class{margin:10px;}</style><script src="http://libs.baidu.com/jquery/2.1.4/jquery.min.js"></script></head><body><input type="text" data="输入框1" class="input-class" name="age"><br/><input type="text" data="输入框2" class="input-class"  name="age"><br/><input type="text" data="输入框3" class="input-class"  name="age"><br/><button class="submit-class" id="submitbut">提交</button></body><script type="text/javascript">$("#submitbut").click(function(){var flag = false;var msg = '';$("input[name=age]").each(function(){var data = $(this).attr('data');var value = $(this).val();console.log(value);if(value ==''){flag = true;msg = data+'不能为空！';}});if(flag){    //为空，给出提示，不运行后面代码alert(msg);return;}alert('满足条件执行这里');});</script>
</html>
$.each 中return问题

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