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How to preSelect an html dropdown list with php? [duplicate]

由 有些话、适合烂在心里 提交于 2019-11-30 07:16:36
问题 This question already has answers here : Using $_POST to get select option value from HTML (8 answers) Closed 3 years ago . I am trying to get the option selected using PHP, but I ran out of ideas! Below is the code I have tried until now: <select> <option value="1">Yes</options> <option value="2">No</options> <option value="3">Fine</options> </select> <input type="text" value="" name="name"> <input type="submit" value="go" name="go"> So, what do I have to do? 回答1: Programmers are lazy...er..

How to implement the --verbose or -v option into a script?

由 若如初见. 提交于 2019-11-30 06:09:40
问题 I know the --verbose or -v from several tools and I'd like to implement this into some of my own scripts and tools. I thought of placing: if verbose: print ... through my source code, so that if a user passes the -v option, the variable verbose will be set to True and the text will be printed. Is this the right approach or is there a more common way? Addition: I am not asking for a way to implement the parsing of arguments. That I know how it is done. I am only interested specially in the

retaining selected dropdown option on postback

由 こ雲淡風輕ζ 提交于 2019-11-30 06:03:00
问题 How do I retain whatever was selected from the dropdown even after page refresh so user knows what he/she selected using jquery? or javascript? <select id="hospitalDropDown" onchange="window.open(this.options[this.selectedIndex].value,'_top')"> <option disabled="disabled">Select Hospital</option> <option value="http://mysite.com/events/Pages/default1.aspx">All Hospitals</option> <option value="http://mysite.com/events/Pages/default1.aspx?hos=Dyer">Dyer</option> <option value="http://mysite

Show/Hide <select> dropdown, with jQuery, based on value

由 不羁岁月 提交于 2019-11-30 03:22:56
问题 I'm trying to build a custom dropdownlist wich show/hide a second set of dropdowns based on it's selection. I was wondering if anyone here might be able to help with a solution to this. You can view my code at http://jsfiddle.net/prodac/stAAm/ 回答1: use the jquery :selected a little bit of documentation is here http://api.jquery.com/selected-selector/ That works in an option select menu I am updating your Jfiddle now if you can give me a little more info about what you want done. Edit Here is

模型数据如何实现模糊搜索？

由 非 Y 不嫁゛ 提交于 2019-11-30 03:10:46
模型数据实现模糊搜索 示例描述与操作指南 示例效果展示 实现步骤 示例描述与操作指南 构件查询示例，是对当前模型的数据进行按需查找。可以筛选楼层，在指定楼层进行查找；可对某类构件进行查找；也可针对某个构件名称进行模糊查询。用户可以将完整代码直接下载下来后，将模型id和用户个人账户devcode替换上去，即可展示自有模型。 示例效果展示 实现步骤 第一步 搜索区的创建：在界面左侧创建搜索区域 // 创建左侧搜索框 const addTileandSearchBoard = (fileKey) => { var toolBarZK = $("#viewport"); const toolContainer = $(" <div id='container'></div>"); toolBarZK.append(toolContainer); $(toolContainer).append("<div id='descriptionContainer' style='display:none'> </div>") $(toolContainer).append("<div id='descriptionContainer2' style='display:none'> </div>") $("#descriptionContainer").append("<p id ='title1'>

Change the Text of a Option with jQuery

由 徘徊边缘 提交于 2019-11-30 01:24:00
问题 How can I change the text of an option with jQuery? I'd like to change Newest with Oldest in an option is a <select> element. $('select option:contains("Newest")').changeText('Oldest'); .replaceWith would not work for me. Thanks. ----Update---- If my script looks like this: $('select option:contains("Newest")').text('Oldest'); $('select option:contains("Oldest")').text('Newest'); Then I'm canceling out the first script, however, that isn't what I want. I have two options one that reads

how to sum values of selected options using jquery?

由 孤人 提交于 2019-11-29 23:18:46
问题 Hello i have 3 selectors , all selectors have some options with some values , how to sum all values of selected options ? <select name='anch1'> <option value='10'>10 ++</option> <option value='20'>20 ++</option> <option value='30'>30 ++</option> <option value='40'>40 ++</option> <option value='50'>50 ++</option> </select> <select name='anch2'> <option value='10'>10 ++</option> <option value='20'>20 ++</option> <option value='30'>30 ++</option> <option value='40'>40 ++</option> <option value=

Detect when a specific <option> is selected with jQuery

由 无人久伴 提交于 2019-11-29 22:57:46
I'd like jQuery to detect when the option with the id trade_buy_max is selected. $(document).ready(function() { $("option#trade_buy_max").select(function () { //do something }); }); <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script> <select name='type' id='type'> <option id='trade_buy' value='1' selected='selected'>Buy</option> <option id='trade_buy_max' value='1'>Buy max</option> <option id='trade_sell' value='2'>Sell</option> <option id='trade_sell_max' value='2'>Sell max</option> </select> I've tried the following, but it doesn't seem to work. Any

Remove repair option screen from MSI installer

由 ╄→гoц情女王★ 提交于 2019-11-29 22:37:47
问题 I have created a standard MSI installer for P&D of my application which is using following components: A WCF Service hosted as Windows service. A GUI application that communicates with that service. A Shell extension Dll. Installer is working very good and without any issue. The issue occurs when user try to install application again over the existing application using MSI installer. Currently, it come up with screen with 2 options "Repair" & "Remove". Both of these options doesn't work and

前端复习之DOM、BOM

由 随声附和 提交于 2019-11-29 22:16:09
BOM VS DOM： 1 BOM：浏览器对象模型（API），专门操作浏览器窗口的API 2 没标准！ 3 DOM：文档对象模型（API），专门操作网页内容的API 4 可以对网页中任意对象，做任意修改！ 5 DOM是标准，90%以上浏览器都严格兼容 6 核心DOM：操作所有结构化文档（XML，HTML）的通用API 7 HTML DOM：针对HTML文档的简化API 8 HTML DOM不能完成所有功能，实际开发中都是核心DOM与HTML DOM配合使用 9 HTML DOM：网页中一切都是对象（元素，属性，文字） 10 同一网页中所有对象，在内存中父子相连，形成一棵DOM树 2.***DOM树 1 文档中的元素、属性、文本、注释等都被看成一个节点对象--Node--所有节点对象的父类型 2 当网页被加载进内存时，浏览器会为网页创建一个document对象。所有节点对象都是document对象的子节点。 3 document(树根)，封装了对网页中所有子节点的增加，删除，查找 4 5 Node类型定义了3个公共属性： 6 nodeType：节点的类型的数值 7 何时使用：专门用于判断获得的节点类型 8 如果是元素节点，返回1 9 如果是文本节点，返回3 10 nodeName：节点的名称 11 何时使用：专门用于判断获得的标签名 12 如果是元素节点，返回标签名 13 **强调
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