javascript

[Solved] Enable HTML Button after certain delay [closed]

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You use setInterval to execute a function periodically (every 1’000 ms). In the function that you pass to setInterval, you decrement the counter. You check if you have reached 0, and if so, you enable the button (and clear the interval). solved Enable HTML Button after certain delay [closed]

[Solved] how to change values in a hidden chunk of html code

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You can get a reference to your div like this: var $div = $(‘#hiddenChart’); To clone it, var $clonedDiv = $div.clone(); Then, in the $cloneDiv object, you make the changes: $clonedDiv.find(–selector of a node–).attr(atributeName, atributeValue); //change/add attribute $clonedDiv.find(–selector of a node–).removeAttr(atributeName); //remove attribute And so on. I won’t explain how jQuery works, Lekhnath gave you … Read more

[Solved] want text displayed instead of alert when validation occurs

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Ok so I seem to have gotten it right now… Here the JS <script> function myFormFunction() { if (document.myForm.Name.value == “”) { var el1 = document.getElementById(“name”); el1.style.display = “block”; document.myForm.Name.focus(); return false; } if (document.myForm.Surname.value == “”) { var el2 = document.getElementById(“surname”); el2.style.display = “block”; document.myForm.Surname.focus(); return false; } if (document.myForm.Income.value == “”) { var … Read more

[Solved] The prompt value returns undefined in Javascript [closed]

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The code is correct and working properly, you just forgot the important part of showing it. You aren’t writing the result to the actual document. You call the function and it returns properly, but you aren’t showing the answer visibly. Try this code: var userChoice = prompt(“What would you like to play?”), computerChoice = Math.random(); … Read more

[Solved] What is an array, what is the difference between array and objects and when and why use an array? [closed]

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An array is a series of values with no defining keys: [‘one’, ‘two’, ‘three’] An object uses keys which have values which can be anything within the scope of the language. eg: boolean, integer, string, object, array or event functions: { one: { two: ‘three’ }, four: [‘five’, ‘six’], seven: ‘eight’, nine: 10, eleven: function … Read more

[Solved] Find the infamous element in the array

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You can start by iterating over the array and count the number of times each element occurs. Since you want the first instance of the least common value, you’ll also need to store the index the first time the value occurs since you can’t depend on the order they’re inserted into the object as objects … Read more

[Solved] Convert String in JavaScript to an Object

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Try with split() used for split the string by delimiter \n and Array#forEach method used for iterate the Array after the split string var a=”\nStructure=xyz\nIds=123,456,678,235″; var one = a.trim().split(‘\n’); var res ={}; one.forEach(a=> res[a.split(‘=’)[0]]=a.split(‘=’)[1]) //one.forEach(function(a){ res[a.split(‘=’)[0]]=a.split(‘=’)[1]}) for IE or unsupported Arrow function console.log(res) 1 solved Convert String in JavaScript to an Object

[Solved] How to tell pointer’s current x-y coordinates [duplicate]

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This will tell you the current x-y coordinates.(displayed in console) function move(e){ console.log(“x” + e.clientX); console.log(“y” + e.clientY); } .box{ width: 600px; height: 500px; border: 1px solid black; } <body> <div class=”box” onmousemove=”move(event)”> </div> </body> solved How to tell pointer’s current x-y coordinates [duplicate]