HTML 4.01 与 HTML5之间的差异 无。 HTML 与 XHTML 之间的差异 在XHTML 中,禁止属性最小化,multiple 属性必须定义为 <select multiple="multiple">。 语法 <select multiple> HTML <select> 标签 HTML select form 属性 HTML select name 属性
HTML的<select>元素中的multiple属性用于指定是否允许多选。当设置了multiple属性时,用户可以通过按住Ctrl键(在Windows中)或Command键(在Mac中)来选择多个选项。 使用multiple属性时,<select>元素会以一个下拉列表的形式展示出来,并且可以选择多个选项。被选择的选项会以不同的方式进行显示,通常是显示为高亮或者带有一个...
HTML <select> 标签实例 允许在下拉列表中进行多选: <select multiple> <option value="volvo">Volvo</option> <option value="saab">Saab</option> <option value="opel">Opel</option> <option value="audi">Audi</option> </select> 尝试一下 » ...
InnerHtml InnerText IsBoundUsingDataSourceID 项 多个 名称 RequiresDataBinding SelectedIndex SelectedIndices 大小 值 方法 事件 显式接口实现 HtmlSelectBuilder HtmlSource HtmlTable HtmlTable.HtmlTableRowControlCollection HtmlTableCell HtmlTableCellCollection ...
Selecting multiple options vary in different operating systems and browsers:For windows: Hold down the control (ctrl) button to select multiple options For Mac: Hold down the command button to select multiple optionsBecause of the different ways of doing this, and because you have to inform the...
Works in an unobtrusive fashion Fully open sourced Keyboard support Provides some callbacks Fully customizable via CSS Depends on jQuery 1.8+ Tiny code ~8kb minified Railsgem Dependencies jQuery 1.8+ Usage HTML <html><head><linkhref="path/to/select-multiple.css"media="screen"rel="stylesheet"type...
Select multiple多选上移、下移 <!DOCTYPE HTMLPUBLIC"-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML> <HEAD> <meta http-equiv="content-type" content="text/html; charset=utf-8"/> <TITLE> Select Demo </TITLE> <META NAME="Generator" CONTENT="EditPlus">...
multiple choice意思是：从多项选择中选一项。例：I select my answer from the multiple choice. 我从多项选择中选答案。词汇解析：一、multiple 英 ['mʌltɪpl] 美 ['mʌltəpl]adj. 多重的；多样的；许多的 We have multiple solutions.我们有许多解法。二、choice ...
selector2: Another valid selector. selectorN: As many more valid selectors as you like. You can specify any number of selectors to combine into a single result. This multiple expression combinator is an efficient way to select disparate elements. The order of the DOM elements in the returned...
However, thenameindex isnotused for lookups in the following queries: Suppose that you issue the followingSELECTstatement: SELECT*FROMtbl_nameWHEREcol1=val1ANDcol2=val2; If a multiple-column index exists oncol1andcol2, the appropriate rows can be fetched directly. If separate single-column ind...