javascript Archives - Page 305 of 308

How to create a GUID / UUID

I’m trying to create globally-unique identifiers in JavaScript. I’m not sure what routines are available on all browsers, how “random” and seeded the ...

April 9, 2022
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How do I check whether a checkbox is checked in jQuery?

I need to check the checked property of a checkbox and perform an action based on the checked property using jQuery. For example, ...

April 9, 2022
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How to replace all occurrences of a string in JavaScript

I have this string in my JavaScript code: "Test abc test test abc test test test abc test test abc" Doing: str = ...

April 9, 2022
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What is the most efficient way to deep clone an object in JavaScript?

This question’s answers are a community effort. Edit existing answers to improve this post. It is not currently accepting new answers or interactions. ...

April 9, 2022
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What’s the best way to validate an email address in JavaScript?

What’s the best way to validate an email address in JavaScript with a regular expression? 10 103

April 9, 2022
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For-each over an array in JavaScript

How can I loop through all the entries in an array using JavaScript? 40 40

April 9, 2022
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Which equals operator (== vs ===) should be used in JavaScript comparisons?

This question’s answers are a community effort. Edit existing answers to improve this post. It is not currently accepting new answers or interactions. ...

April 9, 2022
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What’s the difference between using “let” and “var”?

ECMAScript 6 introduced the let statement. I’ve heard that it’s described as a local variable, but I’m still not quite sure how it ...

April 9, 2022
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Does the functions.php file ever get called during an AJAX call? Debug AJAX

Trying to figure out an issue a fellow programmer is having. I was wondering if the functions.php file get called at all when ...

April 9, 2022
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How do I include a JavaScript file in another JavaScript file?

Is there something in JavaScript similar to @import in CSS that allows you to include a JavaScript file inside another JavaScript file? 6 ...

April 9, 2022
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