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run code in 300+ PHP versions simultaneously
<?php $message = 'What will happen to the #globe if there is more #sunlight more #moonlight but less overall #light. Ah! Funny little #joke. Goodbye fellas!!! #Morning Jokes #For No one.'; $loops = 0; $callback = function($match) use(&$loops) { return ++$loops <= 3 ? $match[0] : ' '; }; echo "BEFORE : ", $message, "\n"; echo "AFTER : ", preg_replace_callback('~\h*#[a-z]+\h*~i', $callback, $message), "\n"; echo "LOOPS : ", $loops, "\n";
Output for git.master, git.master_jit, rfc.property-hooks
BEFORE : What will happen to the #globe if there is more #sunlight more #moonlight but less overall #light. Ah! Funny little #joke. Goodbye fellas!!! #Morning Jokes #For No one. AFTER : What will happen to the #globe if there is more #sunlight more #moonlight but less overall . Ah! Funny little . Goodbye fellas!!! Jokes No one. LOOPS : 7

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