freeCodeCamp/guide/chinese/certifications/front-end-libraries/jquery/target-the-same-element-wit.../index.md

618 B

title localeTitle
Target the Same Element with Multiple jQuery Selectors 使用多个jQuery选择器定位相同的元素

使用多个jQuery选择器定位相同的元素

<script> 
  $(document).ready(function() { 
    $("button").addClass("animated"); // Target elements with type "button" and add the class "animated" to them. 
    $(".btn").addClass("shake"); // Target elements with class ".btn" and add the class "shake" to them. 
    $("#target1").addClass("btn-primary"); // Target elements with id "#target1" and add the class "btn-primary" to them. 
  }); 
 </script>