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Here are a few title options that fit the article\'s content as a question: * **Can PHP Match JavaScript\'s Anonymous Function Execution?** * **Anonymous Functions on the Fly: How Does PHP Compare to

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Here are a few title options that fit the article's content as a question:

* **Can PHP Match JavaScript's Anonymous Function Execution?**
* **Anonymous Functions on the Fly: How Does PHP Compare to JavaScript?**
* **Is Instant Anonymous Function Execut

Running Anonymous Functions on the Spot: A Comparison of JavaScript and PHP

In JavaScript, anonymous functions can be instantly executed using notation like this:

(function () { /* do something */ })()

But can we do the same in PHP?

For PHP versions before 7, there was only one obvious way to trigger immediate function execution, as illustrated here:

<code class="php">call_user_func(function() { echo 'executed'; });</code>

However, in more recent versions of PHP, we have a simpler solution:

<code class="php">(function() { echo 'executed'; })();</code>

This syntax allows us to create and execute an anonymous function in one succinct line.

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