Check if a variable is a string in JavaScript

0 votes
How can I tell in JavaScript if a variable is a string or something else?
Nov 14, 2022 in Java by Nicholas
• 7,760 points
348 views

1 answer to this question.

0 votes

This is what I've found to be effective:

if (typeof myVar === 'string' || myVar instanceof String)
// it's a string
else
// it's something else
answered Nov 15, 2022 by Damonlang
• 1,230 points

Related Questions In Java

0 votes
3 answers

Check if a String is numeric in Java

Java 8 Lambda Expression is used: String someString ...READ MORE

answered Sep 3, 2018 in Java by Daisy
• 8,120 points
3,477 views
0 votes
3 answers

How to check if a String is numeric in Java?

Check if a string is numeric public class ...READ MORE

answered Dec 29, 2020 in Java by Carlos
2,481 views
0 votes
0 answers

Check if a value is an object in JavaScript

How do you check if a value ...READ MORE

Dec 7, 2022 in Java by Nicholas
• 7,760 points
268 views
0 votes
2 answers

What's the best way to check if a String represents an integer in Java?

You can also use regular expression. str.matches("-?\\d+"); It will ...READ MORE

answered Aug 9, 2018 in Java by Daisy
• 8,120 points
3,754 views
0 votes
0 answers

How to convert a string to an integer in JavaScript?

How do I convert a string to ...READ MORE

May 2, 2022 in Others by Kichu
• 19,050 points
337 views
0 votes
0 answers

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
287 views
0 votes
1 answer

JQuery string contains check

In this case, we will use the includes() ...READ MORE

answered Jun 14, 2022 in JQuery by rajatha
• 7,680 points
605 views
0 votes
1 answer

Check if input is number or letter javascript

The isNaN function can be used to ...READ MORE

answered Nov 15, 2022 in Java by Damonlang
• 1,230 points
1,177 views
0 votes
1 answer

How to draw a circle in HTML5 Canvas using JavaScript?

Here's how to draw a circle in ...READ MORE

answered Nov 15, 2022 in Java by Damonlang
• 1,230 points
783 views
webinar REGISTER FOR FREE WEBINAR X
REGISTER NOW
webinar_success Thank you for registering Join Edureka Meetup community for 100+ Free Webinars each month JOIN MEETUP GROUP