angular.js - angular表单格式提示

Question

<form name="form">
<label for="input">姓名</label>
<input name="input"></input>
<span id="sp1">name is required</span>
<span id="sp2">max length is 10</span>
</form>
如何控制#sp1在未点击时隐藏，格式正确隐藏
sp2只有超出长度才显示

Answer 1

<form name="form">
<label for="input">姓名</label>
<input name="input" ng-maxlength="10" required></input>
<span id="sp1" ng-show="!form.input.$pristine">name is required</span>
<span id="sp2" ng-show="form.input.$invalid">max length is 10</span>
</form>

Anguarljs表单验证的参考文档：
http://www.cnblogs.com/rohelm...