appendchild | 易学教程

How to insert a line break with javascript?

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问题 The Submit Form I have has the name, email, and phone number fields. Of course, I want to insert line break between the three. I tried to insert a line break between all three, but only generated one at the end of the form, when my code should appended 3 line breaks, not one. The generated view source shows this: <label>Name: </label><input required="" name="fullName" type="text"><label>Email: </label> <input required="" name="email" type="text"><label>Phone Number: </label><input required=""

AppendChild not working in Ajax request

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问题 I have a script to add an input field element when a current one is pressed. When i use innerHTML it replaces the current, which is not what i want. So I figured appendChild should add and not replace, but its not working. Heres my script.. <script type="text/javascript"> function addfile() { if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari xmlhttp=new XMLHttpRequest(); } else {// code for IE6, IE5 xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); } xmlhttp

Javascript:DIV AppendChild

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In the below code "objTo" is a div to which i need to insert multiple number of div. when i use the code for the first time its working.but on the next time its overwriting the existing code. <script> var divtest= document.createElement("div"); divtest.innerHTML = "<div>new div</div>" objTo.appendChild(divtest) </script> Where am i going wrong? I have made a very simple working version for you : http://jsfiddle.net/hQKy9/ Multiple clicks works the whole time : Script function addDiv() { var objTo = document.getElementById('container'); var divtest = document.createElement("div"); divtest

Javascript - efficiently insert multiple HTML elements

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问题 I'd like to create a select element with a list of a user's Facebook friends (obtained as a JSON object). I hardcode <select id="friends"></select> into my HTML, then use the following Javascript code to parse the JSON and insert each friend as an option of the select element: var msgContainer = document.createDocumentFragment(); for (var i = 0; i < response.data.length; i++) { msgContainer.appendChild(document.createTextNode('<option value="'+response.data[i].id+'">'+response.data[i].name+'<

getElementsByClass and appendChild

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问题 just brushing up on my javascript skills and trying to figure out why getElementsByClass isn't working for my code. The code is pretty simple. Upon clicking a button "clicky", the script will create a child h1 element of div. It works perfectly fine when I use getElementById and changing the div class to Id but doesn't work when I change it to class. I've tried, getElementsByClassName, getElementsByClass, getElementsByTagName and changing the div to the appropriate attribute but no luck. <

`appendChild` inside a `for` loop just replaces item created by `createElement`

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I Googled a lot about creating multiple items with appendChild , but I’m not understanding how it works. My appendChild just replaces instead of adding many. var startGame; var cards = 16; var newDeck = []; startGame = function(){ var startBtn = document.getElementById('start'); var board = document.getElementById('game-board'); var backside = document.createElement("div"); backside.className = 'card'; startBtn.onclick = function(){ removeButton = document.getElementById("start"); removeButton.parentNode.removeChild(removeButton); for(var i = 0; i < cards; i++){ board.appendChild(backside); }

Cannot insert the OpenXmlElement “newChild” because it is part of a tree

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The Title states the error I am getting. I'm trying to hide all the text in a word doc using OpenXml. Currently when I try and append the Paragraph properties I receive the above error. I can't find much about this error online. Code that returns error using (WordprocessingDocument wdDoc = WordprocessingDocument.Open(mDoc_copy, true)) { // Manage namespaces to perform XPath queries. NameTable nt = new NameTable(); XmlNamespaceManager nsManager = new XmlNamespaceManager(nt); nsManager.AddNamespace("w", wordmlNamespace); // Get the document part from the package. // Load the XML in the document

How to add multiple divs with appendChild?

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问题 I am trying to make a chessboard using javascript and creating 64 divs with it. The problem is, that it creates only the first div. Here is the code: div { width: 50px; height: 50px; display: block; position: relative; float: left; } <script type="text/javascript"> window.onload=function() { var i=0; var j=0; var d=document.createElement("div"); for (i=1; i<=8; i++) { for (j=1; j<=8; j++) { if ((i%2!=0 && j%2==0)||(i%2==0 && j%2!=0)) { document.body.appendChild(d); d.className="black"; } else

Inserting a nested div structure with createDocumentFragment

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How do you use createDocumentFragment to create seven nested div elements in one hit? I want to create a container A which contains A1, A2, A3 & A4, and then A2a & A2b within A2. Note: this is a follow-up question to this which explained createDocumentFragment, but not how to nest divs using it. The answer given was as follows (which was helpful as far as it went): var fragment = document.createDocumentFragment(); function u1(tag, id, className){ var tag = document.createElement(tag); tag.id = id; tag.className = className; fragment.appendChild(tag); } // call u1() seven times document

How to append source html to a DOMElement in PHP?

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Is there a way of appending source html into a DOMElement? Something like this: $trElement->appendSource("<a href='?select_user=4'>Username</a>"); It would parse that fragment and then append it. You are looking for - DOMDocumentFragment::appendXML — Append raw XML data Example from Manual: $doc = new DOMDocument(); $doc->loadXML("<root/>"); $f = $doc->createDocumentFragment(); $f->appendXML("<foo>text</foo><bar>text2</bar>"); $doc->documentElement->appendChild($f); echo $doc->saveXML(); If you don't have a reference to the document root in scope, you can always access it via the ownerDocument