javascript

[Solved] Create a file with form data in node.js [closed]

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You can do this but you will need to write code on your server and pass your form data using $http. Your code may look like below $http.post(‘/writeFile’, JSON.stringify({ formField1: ‘value1’, formField1: ‘value2’ }), config).then(successCallback, errorCallback); And on server (assuming Java) PrintWriter writer = new PrintWriter(“the-file-name.txt”, “UTF-8”); writer.println(request.getParameter(“formField1”)); writer.println(request.getParameter(“formField2”)); writer.close(); Note: This is a sample … Read more

[Solved] how to select a specific entry from a JSON object

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To retrieve the value of foo3, you can just use JSON.Parse with a callback function that will only return the value of foo3 if it is present. Here is a working snippet: var text=”{“foo1″:”1123″,”foo2″:”332″,”foo3″:”23-SEP-15″}”; JSON.parse(text, function(k,v){ if (k === ‘foo3’) { document.write(v); } return v; }); Here, in function(k,v), k stands for the key and … Read more

[Solved] How to copy the selected value from one form input field to another form input field

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Here is another way, without jQuery: <script> function update(){ let updateValue = document.getElementById(“name”).value; document.getElementById(“name2″).value = updateValue; } </script> <form action=”/new” method=”POST” > <input list=”name” type=”text” name=”name” id=”name” onchange=”update()”> <datalist id=”name”> <option value=”Hello”> <option value=”Hi”> </datalist> <button>Submit</button> </form> <form action=”/new1″ method=”POST”> <input type=”text” name=”name” id=”name2″ value=”name” > </form> 1 solved How to copy the selected value … Read more

[Solved] I’m trying to put all the same values inside my input fields

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Your arrow function was incorrectly formatted and you used the same ID more than once. function getTime () { const inpCont = document.querySelectorAll(‘.input_cont [name=”time”]’); inpCont.forEach((fields) => { fields.value=”5:00:00 AM”; }); } getTime(); <div class=”input_cont”> <Input type=”text” name=”time”> </div> <div class=”input_cont”> <Input type=”text” name=”time”> </div> <div class=”input_cont”> <Input type=”text” name=”time”> </div> 2 solved I’m trying to … Read more

[Solved] How do I relay First Name to the right of Hello after a user enters it? [closed]

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If you are just looking to populate an element with the return from two prompts i think this will fit your needs. function greeting() { var firstName, lastName; firstName = prompt(“Enter your First Name”); lastName = prompt(“Enter your Last Name”); var greetingDiv = document.getElementById(‘greeting’); greetingDiv.innerHTML = firstName + ” ” + lastName; } greeting(); 1 … Read more

[Solved] .concat() method is not working

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Why not just map the values of data1 and concat then the data of data2 in each iteration for a new array? var data1 = [‘a’, ‘b’, ‘c’], data2 = [‘d’, ‘e’, ‘f’], result = data1.map(function (a) { return [a].concat(data2); }); console.log(result); .as-console-wrapper { max-height: 100% !important; top: 0; } solved .concat() method is not … Read more

[Solved] How to deal with very long arrays [closed]

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If you don’t need to process the whole array at once, you can save it in chunks(for example in different files or variables) and then fetch and process them chunk by chunk. If you want the whole array, you should know that the whole array must be stored in memory in runtime, so if the … Read more

[Solved] run button working, when website will be load [closed]

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Is this what you were looking for? window.onload = timeInfo(“automatically on load,”); function timeInfo(message) { console.log(message + ” called function”); } document.getElementById(“liked”).addEventListener(“click”, function() { timeInfo(“clicking button”); }); <div class=”author_other_button”> <button id=”liked” class=”likebuttonliked”>მოწონებულია</button> </div> 1 solved run button working, when website will be load [closed]

[Solved] HTML and JQUERY onchange not working

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You are calling whole logic in onchange, you got wrong double qoutes (not sure but may be causing issue). Also document.getElementByid should be document.getElementById (see I in capital for Id) You should write a separate Javascript function and call it on change event of input. So change below line <br><input list=”Service” name=”Service” value=”** Select **” … Read more

[Solved] How to add a dynamic query string to a link?

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If you want to prevent caching you could also just use the current timestamp instead of random number. The following code snippet finds every link on the page containing “pdf” and adds either ?r={timestamp} or &r={timestamp}. var timestamp = new Date().getTime(), links = document.querySelectorAll(“a[href*=pdf]”); for (var i = 0, l = links.length; i < l; … Read more

[Solved] Javascript if statement says 63>542 is true

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You must using parseInt: function low(numbers){ var arr = numbers.split(” “) var highest = parseInt(numbers[0]); for(i = 0; i < arr.length; i++){ if(parseInt(arr[i]) > highest){ console.log(arr[i] +”>”+ highest) console.log(parseInt(arr[i]) > highest) highest = parseInt(arr[i]) } } alert(highest) return highest } low(“4 5 29 4 0 -214 542 -64 1 -3 3 4 63 -6”); 1 … Read more