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Does Javascript Execute Synchronously?

Sarah Jenkins • • 6 min read
Does Javascript Execute Synchronously?
★ Key Takeaways

Javascript Is Always Synchronous and Single-Threaded. the Ajax Call Will Stop Executing and Other Code Will Be Able to Execute Until the Call Returns (Successfully or Otherwise), at Which Point the Callback Will Run Synchronously.

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Direct Answer • Key Takeaway

Javascript Is Always Synchronous and Single-Threaded. the Ajax Call Will Stop Executing and Other Code Will Be Able to Execute Until the Call Returns (Successfully or Otherwise), at Which Point the Callback Will Run Synchronously.

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Sarah Jenkins
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Sarah Jenkins

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.