Implementation steps: 1. Obtain the specified option element through the id attribute value. The syntax "$("#id value")" will return a jquery object containing the specified option element; 2. Use hide(), fadeOut() or slideUp() to hide the specified element, the syntax is "element object.hide();" or "element object.fadeOut();" or "element object.slideUp();".
The operating environment of this tutorial: windows7 system, jquery3.6.1 version, Dell G3 computer.
option element
The option element defines an option (an entry) in a drop-down list.
The browser displays the content in the
The option element is located inside the select element.
<select> <option value="目的地">目的地</option> <option value="温州">温州</option> <option value="永嘉">永嘉</option> <option value="北京">北京</option> </select>
An option in the drop-down list is an option element.
How to use jquery to hide option?
Implementation steps
Step 1: Get the specified option element through the id attribute value
$("#id值")
Will return a jquery object containing the specified option element
2. To hide the obtained element object
You can use hide(), fadeOut() or slideUp() Function to hide the specified element
$(selector).hide(speed,easing,callback) $(selector).fadeOut(speed,easing,callback) $(selector).slideUp(speed,easing,callback)
Example: Hide the specified option element
hide() implementation
<!DOCTYPE html> <html> <head> <script src="js/jquery-3.6.1.min.js"></script> </style> <script> $(document).ready(function() { $("button").click(function() { $("#start").hide(); }); }); </script> </head> <body> <select size="4"> <option value="目的地">目的地</option> <option value="温州">温州</option> <option id="start" value="永嘉">永嘉--需要隐藏</option> <option value="北京">北京</option> </select> <button>隐藏内容为“永嘉”的option元素</button> </body> </html>
$(document).ready(function() { $("button").click(function() { $("#start").fadeOut(); }); });
$(document).ready(function() { $("button").click(function() { $("#start").slideUp(); }); });
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