让html select支持readonly属性(转) 刚刚碰到一个要为html select添加readonly属性的要求,可是select是不支持readonly属性的,找了找,方法还是有的,不过大都比较麻烦。以下的方法个人认为是最简单的: <select id="lstTest" onfocus="this.defaultIndex=this.selectedIndex;" onchange="this.selectedIndex=this.defaultInd...
简直逆天 html select支持readonly属性 <selectid="lstTest"onfocus="this.defaultIndex=this.selectedIndex;"onchange="this.selectedIndex=this.defaultIndex;"> <option value="1">test1</option> <option value="2">test2</option> <option value="3"selected="selected">test3</option> <option value="4">...
让html select支持readonly属性 刚刚碰到一个要为html select添加readonly属性的要求,可是select是不支持readonly属性的,找了找,方法还是有的,不过大都比较麻烦。以下的方法个人认为是最简单的: <select id="lstTest" onfocus="this.defaultIndex=this.selectedIndex;" onchange="this.selectedIndex=this.defaultIndex;"...
HTML中Select不用Disabled实现ReadOnly的另类实现. <select onbeforeactivate="return false" onfocus="this.blur()" onmouseover="this.setCapture()" onmouseout="this.releaseCapture()"> <option>1</option> </select>
HTML中Select不用Disabled实现ReadOnly的另类实现 <html> <body> <selectonbeforeactivate="return false"onfocus="this.blur()"onmouseover="this.setCapture()"onmouseout="this.releaseCapture()"> <option>1</option> <optionselected>2</option> <option>3</option>...
HTML中的`readonly`和`disabled`属性都是用来限制用户对表单元素的交互,但它们在实际应用中具有不同的效果和使用场景。 首先,`readonly`属性主要用于`<input>`(如`text`、`password`)和`<textarea>`元素。它... readonly和disabled的区别 在网页表单设计中,`readonly` 和 `disabled` 是两个...
1、首先，打开html编辑器，新建html文件，例如：index.html。2、在index.html中的<script>标签，输入js代码：$('select').change(function () {$('input').val($('select').val());});。3、浏览器运行index.html页面，此时select选择的选项变化时，它的值会自动关联到input输入框中。
[readonly]booleanfalsenoSet ng-select as readonly. Mostly used with reactive forms. [searchFn](term: string, item: any) => booleannullnoAllow to filter by custom search function [searchWhileComposing]booleantruenoWhether items should be filtered while composition started ...
[readonly]booleanfalsenoSet ng-select as readonly. Mostly used with reactive forms. [searchFn](term: string, item: any) => booleannullnoAllow to filter by custom search function [searchWhileComposing]booleantruenoWhether items should be filtered while composition started ...
[isReadonly]booleanfalsenoSet select as readonly. [isSearchWhileComposing]booleantruenoWhether items should be filtered while composition started. [appendToInput]string-noInput used when the select is contained inside a dialog or tab and there are visualization problems. Useful value:'body'. ...