我有以下几点:

<div>{{modal.title}}</div>

有没有一种方法可以限制字符串的长度,比如20个字符?

一个更好的问题是,有没有一种方法可以将字符串更改为截断并显示。如果超过20个字符?


当前回答

我发现最简单的解决方案是让材料设计(1.0.0-rc4)来做这项工作。md-input-container将为您完成这项工作。它连接了字符串,添加了省略,它还有一个额外的好处,允许你点击它来获得全文,所以它是整个玉米卷饼。您可能需要设置md-input-container的宽度。

HTML:

<md-input-container>
   <md-select id="concat-title" placeholder="{{mytext}}" ng-model="mytext" aria-label="label">
      <md-option ng-selected="mytext" >{{mytext}}
      </md-option>
   </md-select>
</md-input-container>

CS:

#concat-title .md-select-value .md-select-icon{
   display: none; //if you want to show chevron remove this
}
#concat-title .md-select-value{
   border-bottom: none; //if you want to show underline remove this
}

其他回答

这可能不是来自脚本末尾,但你可以使用下面的css并将这个类添加到div中。这将截断文本,并在鼠标悬停时显示全文。你可以添加更多的文本,并添加一个角点击手柄来改变cli上的div类

.ellipseContent {
    overflow: hidden;
    white-space: nowrap;
    -ms-text-overflow: ellipsis;
    text-overflow: ellipsis;
}

    .ellipseContent:hover {
        overflow: visible;
        white-space: normal;
    }

ng-keypress = " filterValue(事件)”ng-model = "客户。CUSTOMER_PHONE”

美元的范围。filterValue = function($event){

        if(isNaN(String.fromCharCode($event.keyCode)) ){
            $event.preventDefault();
        }
        if($scope.customer.CUSTOMER_PHONE.length <= 11)
        {              
            $scope.customer.CUSTOMER_PHONE = $scope.customer.CUSTOMER_PHONE;
        }
        else
        {
            $event.preventDefault();
        }

    };

由于只在字符串长度超过限制时才需要省略号,因此使用ng-if添加省略号似乎比使用绑定更合适。

{{ longString | limitTo: 20 }}<span ng-if="longString.length > 20">&hellip;</span>

更优雅的解决方案:

HTML:

<html ng-app="phoneCat">
  <body>
    {{ "AngularJS string limit example" | strLimit: 20 }}
  </body>
</html>

角代码:

 var phoneCat = angular.module('phoneCat', []);

 phoneCat.filter('strLimit', ['$filter', function($filter) {
   return function(input, limit) {
      if (! input) return;
      if (input.length <= limit) {
          return input;
      }

      return $filter('limitTo')(input, limit) + '...';
   };
}]);

演示:

http://code-chunk.com/chunks/547bfb3f15aa1/str-limit-implementation-for-angularjs

有一个选择

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