javascript

[Solved] how to get user input [closed]

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Your error is because you used the wrong ID. getNumber is the button’s ID and you need to use the input‘s ID like this : $(document).ready(function() { $(‘#getNumber’).click(function(event) { alert(localStorage.getItem(“maxnum”)); alert($(‘#input1’).val()); }); }); solved how to get user input [closed]

[Solved] retrieve contents of div and make image src

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You can simply do it in jQuery by getting the text of the div and then setting the source of image like this: var source = $(“#flag-name”).text(); console.log(“before – ” + $(“#image”).attr(“src”)); $(“#image”).attr(“src”,source); console.log(“after – ” + $(“#image”).attr(“src”)); <script src=”https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js”></script> <div id=”flag-name” style=”hidden”>en-flag.jpg</div> <img id=”image” src=”https://stackoverflow.com/questions/48871589/DIV CONTENTS HERE”> 1 solved retrieve contents of div and … Read more

[Solved] Javascript Append Link on Copy

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Try this. Whenever the length of the selection is less than 20 , the function will return the selection. <script type=”text/javascript”> function addLink() { var body_element = document.getElementsByTagName(‘body’)[0]; var selection; selection = window.getSelection(); if(selection.toString().length<20) { return selection; } var pagelink = “<br /><br /> Read more at: <a href=””+document.location.href+””>”+document.location.href+”</a><br />”; // change this if you … Read more

[Solved] Javascript ECMA6 basic , variable is not defined in ajax

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So for anyone else coming here this is the working code. class ep_List { constructor() { this.urlForAjax =”; this.dataList=[]; this.dataJson=”; this.dataParams={}; } getData(method,params,url) { this.urlForAjax = url; this.dataParams=params; if(method==’get’) this.callGetAjax(); else this.callPostAjax(); } callPostAjax() { $.post(this.urlForAjax,this.dataParams,this.setList.bind(this)); } callGetAjax() { $.get(this.urlForAjax,this.setList.bind(this)); } setList(res) { this.dataList =res; console.log({dataList:this.dataList}); } } class gasFilter extends ep_List { displayList() { … Read more

[Solved] how to add line numbers to beginning of each line in string in javascript [closed]

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var numbered = `Hi, My Name is Mike`.split(‘\n’).map((line, index) => `${index + 1}. ${line}`).join(‘\n’) console.log(numbered) Breaking down the solution; We take the original string and then split by the line-break character, so we get an array of strings (one per line) Map is a function that allows us to apply a transformation function to every … Read more

[Solved] Difference between a==a?a:b and a?a:b

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The first statement will return always true except the case when a is NaN Why NaN == NaN returns false ? Because the JS spec says so: If Type(x) is Number, then If x is NaN, return false. If y is NaN, return false. The second statement will return true only if a is not … Read more

[Solved] HTML – Calling Javascript Function with variable? [closed]

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You could always do something like this. Maybe change the divs around a bit and add a rounding system. This gives you a live update on the costs when selecting how many keys. https://jsfiddle.net/8hube9ua/ Throw this under your select, <span data-val=”1.85″>1.85</span> <!–How much each key is–> then throw this into the script. <script> $(‘#suiface’).change(function(){ var … Read more

[Solved] Adding Text to Text if Condition is met

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To fetch the text you need this : $(“#data”).find(“input:checked”).next(“label”).text(); ^ ^ ^ ^———-| Where to look What to find Where to navigate What to get So basically, search in #data div for checked checkboxes and grab the text of the label next to them. Read : https://api.jquery.com/find/ https://api.jquery.com/next/ https://api.jquery.com/text/ $(function() { var prevText = $(“.success”).text(); … Read more

[Solved] What is the difference between and in asp [closed]

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Clientside <!– Clientside HTML Comment –> View Source and you can see this comment in the code Serverside for .NET or other languages that support it <%– Serverside comment–%> View Source and you will not see this comment in the HTML markup From MSDN: Server-side comments allow developers to embed code comments in any part … Read more

[Solved] How to get a value from $.something{(…)}

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That depends entirely on what simpleWeather does with the object you put in there. by the looks of it, simpleWeather is a jquery extension. you can view those as a function that takes parameters, and may (or may not) return a jquery selector. if simpleWeather returns a jquery itself rather than a bare jquery selector … Read more