ng-switch

第四 分支语句之ng-switch on、ng-if/ng-show/ng-hide/ng-disabled标签
分支语句让你在界面上都可以写逻辑判断。

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<ul> <li ng-repeat="person in persons"> <span ng-switch on="person.sex"> <span ng-switch-when="1">you are a boy</span> <span ng-switch-when="2">you are a girl</span> </span> <span ng-if="person.sex==1">you may be a father</span> <span ng-show="person.sex==2">you may be a mother</span> <span> please input your baby's name:<input type="text" ng-disabled="!person.hasBaby"/> </span> <span> </li> </ul>

第五 校验语法之ng-trim ng-minlength ng-maxlength required ng-pattern 等标签
表单中的输入框，你可以使用上面的标签来实现对用户输入的校验。
从字面意思上你已经知道了它们的意思。

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<form name="yourForm"> <input type="text" name="inputText" required ng-trim="true" ng-model="userNum" ng-pattern="/^[0-9]*[1-9][0-9]*$/" ng-maxlength="6" maxlength="6"/> </form>