21 select.val(selectedOption); Lines 1 to 7 define the new options with an associative array and the one which will be selected. This is what might have been retrieved from an AJAX call. Lines 9 to 15 cache a handle to #example and its options. Note that from jQuery 1.6 you can'...
<select size="8" id="select_1" name="select_1[]" multiple="multiple"> <option value="1">niaoren_1</option> <option value="2">niaoren_2</option> <option value="3">niaoren_3</option> <option value="4">niaoren_4</option> <option value="5">niaoren_5</option> </select> <...
jQuery Practical exercise Part - I : Exercise-15Using jQuery remove all the options of a select box and then add one option and select it.Sample solution :HTML Code :<!DOCTYPE html> <html> <head> <script src="https://code.jquery.com/jquery-git.js"></script> <meta charset="utf-8"...
As of jQuery 1.4 the results from .add() will always be returned in document order (rather than a simple concatenation). Note:To reverse the.add()you can use.not( elements | selector )to remove elements from the jQuery results, or.end()to return to the selection before you added. ...
.addClass( className )Returns:jQuery Description:Adds the specified class(es) to each element in the set of matched elements. version added:1.0.addClass( className ) className Type:String One or more space-separated classes to be added to the class attribute of each matched element. ...
Provides an option for preserving context data of any type, unchanged, for use in a callback. Office.AsyncResult An object which encapsulates the result of an asynchronous request, including status and error information if the request failed. ...
Office.select(expression, callback) 返回表达式中描述的 对象的承诺。 仅当函数失败时,才会调用回调。 TypeScript exportfunctionselect(expression:string, callback?: (result: AsyncResult<any>) =>void):Binding; 参数 expression string 要检索的对象。 示例“bindings#BindingName”检索名为“BindingName”的绑定...
if ( selector.nodeType ) {//节点都有nodeType属性 this.context = this[0] = selector; this.length = 1; return this;*/jQuery(this).addClass( value.call(this, j,this.className ) ); }); }if( proceed ) {//把字符串正则分割成数组classes = ( value || "" ).match( core_rnotwhite ...
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