Most viewed questions in Java-Script

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map function for objects (instead of arrays)

I have an object: myObject = { 'a': ...READ MORE

Nov 16, 2022 in Java-Script by Ashwini
 • 5,430 points • 442 views
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1 answer

How can I submit a form using JavaScript?

Hello @kartik, Set the name attribute of your form to "theForm" and ...READ MORE

Oct 9, 2020 in Java-Script by Niroj
 • 82,880 points • 438 views
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How do you run JavaScript script through the Terminal?

Hello @kartik, Node.js is a platform built on ...READ MORE

Sep 3, 2020 in Java-Script by Niroj
 • 82,880 points • 431 views
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How do I declare a namespace in JavaScript?

Hello @kartik, Try this: var yourNamespace = { ...READ MORE

Sep 21, 2020 in Java-Script by Niroj
 • 82,880 points • 413 views
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How can I determine if a variable is 'undefined' or 'null'?

Hello @kartik, You can use the qualities of ...READ MORE

Aug 28, 2020 in Java-Script by Niroj
 • 82,880 points • 406 views
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How do you get a timestamp in JavaScript?

Hello @kartik,  Use this: +new Date I also like this, ...READ MORE

Jul 27, 2020 in Java-Script by Niroj
 • 82,880 points • 406 views
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How does the "Using" statement translate from C# to VB?

Example: BitmapImage bitmap = new BitmapImage(); byte[] buffer = ...READ MORE

Sep 23, 2022 in Java-Script by Abhinaya
 • 1,160 points • 400 views
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What is the difference between ' and " in JavaScript?

I came across this query and am ...READ MORE

Sep 23, 2022 in Java-Script by Abhinaya
 • 1,160 points • 394 views
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How can I solve Exception in thread "main" java.lang.NullPointerException error

I am having a problem at a ...READ MORE

Sep 20, 2022 in Java-Script by Tejashwini
 • 780 points • 390 views
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How can I display a JavaScript object?

Hello @kartik, Use native JSON.stringify method. Works with nested objects ...READ MORE

Aug 28, 2020 in Java-Script by Niroj
 • 82,880 points • 387 views
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How do I test for an empty JavaScript object?

Hello @kartik, Try this: var obj = {}; return Object.keys(obj).length; Hope ...READ MORE

Aug 28, 2020 in Java-Script by Niroj
 • 82,880 points • 387 views
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Cannot read property 'push' of undefined when combining arrays

When pushing an array's contents to another ...READ MORE

Nov 16, 2022 in Java-Script by Ashwini
 • 5,430 points • 385 views
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Convert Array to Object

How can I convert this : ['a','b','c'] To this: { ...READ MORE

May 19, 2022 in Java-Script by Kichu
 • 19,050 points • 382 views
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Javascript call() & apply() vs bind()?

I am already aware that the functions ...READ MORE

Sep 22, 2022 in Java-Script by Tejashwini
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in java what does the @ symbol mean?

I am aware of what it implies ...READ MORE

Sep 29, 2022 in Java-Script by Abhinaya
 • 1,160 points • 369 views
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What is the difference between React Native and React?

May 7, 2022 in Java-Script by narikkadan
 • 63,420 points • 367 views
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Length of a JavaScript object

I have a Javascript object and want ...READ MORE

May 23, 2022 in Java-Script by Kichu
 • 19,050 points • 364 views
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1 answer

How to retrieve GET parameters from javascript?

Hello @kartik, This code gives you GET without ...READ MORE

Sep 21, 2020 in Java-Script by Niroj
 • 82,880 points • 364 views
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JavaScript Array splice vs slice

What is the difference between splice and ...READ MORE

May 17, 2022 in Java-Script by Kichu
 • 19,050 points • 359 views
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How to get current date and time in JavaScript?

Hello @kartik, To get time and date you ...READ MORE

Sep 18, 2020 in Java-Script by Niroj
 • 82,880 points • 358 views
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Convert javascript array to string

I'm attempting to create a string out of a "value" list by iterating over it.  This is the key: var blkstr = $.each(value, function(idx2,val2) { ...READ MORE

Sep 23, 2022 in Java-Script by Abhinaya
 • 1,160 points • 355 views
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Sort a single String in Java

Is there a primary way to sort a ...READ MORE

Sep 23, 2022 in Java-Script by Abhinaya
 • 1,160 points • 347 views
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1 answer

How to delete a cookie using javscript?

Hello @kartik, Try this: function delete_cookie( name, path, domain ...READ MORE

Sep 21, 2020 in Java-Script by Niroj
 • 82,880 points • 341 views
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Java - Convert integer to string

Given a number: int number = 1234; Which would ...READ MORE

Sep 22, 2022 in Java-Script by Tejashwini
 • 3,820 points • 329 views
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What is difference between mutable and immutable String in java?

As far as I know, An immutable string ...READ MORE

Sep 22, 2022 in Java-Script by Tejashwini
 • 3,820 points • 303 views
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Why is String immutable in Java?

When interviewed, I was questioned as to ...READ MORE

Sep 22, 2022 in Java-Script by Tejashwini
 • 3,820 points • 298 views
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Why am I getting a NoClassDefFoundError in Java?

When I execute my Java application, I ...READ MORE

Sep 22, 2022 in Java-Script by Tejashwini
 • 3,820 points • 296 views
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How to sum the values of a javascript object?

I'm currently facing an issue while trying ...READ MORE

Sep 25, 2023 in Java-Script by anonymous
 • 1,170 points • 276 views
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Convert list to array in Java

How can I convert a List to an Array in Java? Check ...READ MORE

Sep 22, 2022 in Java-Script by Tejashwini
 • 3,820 points • 275 views
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How do I format a date in JavaScript?

May 7, 2022 in Java-Script by narikkadan
 • 63,420 points • 249 views
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How to sum the values of a javascript object?

I'm currently facing an issue while trying ...READ MORE

Sep 25, 2023 in Java-Script by anonymous
 • 1,170 points • 247 views
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How to check whether a string contains a substring in JavaScript?

May 6, 2022 in Java-Script by narikkadan
 • 63,420 points • 240 views
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How do I resolve ClassNotFoundException?

I am trying to run a Java ...READ MORE

Sep 22, 2022 in Java-Script by Tejashwini
 • 3,820 points • 235 views
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How do you reverse a string in-place in JavaScript?

How do you reverse a string in ...READ MORE

May 23, 2022 in Java-Script by Kichu
 • 19,050 points • 214 views
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How do I redirect to another webpage?

How do I redirect users to a ...READ MORE

May 6, 2022 in Java-Script by narikkadan
 • 63,420 points • 212 views
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How to add a class to a given element?

I am trying to create a JavaScript ...READ MORE

May 16, 2022 in Java-Script by Kichu
 • 19,050 points • 202 views
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How to sum the values of a javascript object?

I'm currently facing an issue while trying ...READ MORE

Sep 25, 2023 in Java-Script by anonymous
 • 1,170 points • 186 views
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1 answer

What is JSX?

JSX represents a critical concept in modern web ...READ MORE

Oct 16, 2023 in Java-Script by anonymous
 • 3,320 points
edited Oct 19, 2023 by anonymous • 170 views
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How to sum the values of a javascript object?

I'm currently facing an issue while trying ...READ MORE

Sep 25, 2023 in Java-Script by Tanishqa
 • 1,170 points • 151 views
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