Ihypress Programming ⛭ PHP ❯ Regular Expressions

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 PHP ❯ Regular Expressions<06>

<?php
$advice = "Advice from a sea turtle: Swim with the current. Be a good neighbor. Stay calm under pressure. Be well traveled. Think long term. Age gracefully. Spend time at the beach!";

echo (preg_match("/Beach/i", $advice)); echo "<br>";
echo (preg_match("/Calm/", $advice)); echo "<br>";
echo (preg_replace("/sea turtle/", "SEA TURTLE", $advice)); echo "<br>";
echo (preg_replace("/\s/", " &spades; ", $advice)); echo "<br>";
?>

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Advice from a SEA TURTLE: Swim with the current. Be a good neighbor. Stay calm under pressure. Be well traveled. Think long term. Age gracefully. Spend time at the beach!
Advice ♠ from ♠ a ♠ sea ♠ turtle: ♠ Swim ♠ with ♠ the ♠ current. ♠ Be ♠ a ♠ good ♠ neighbor. ♠ Stay ♠ calm ♠ under ♠ pressure. ♠ Be ♠ well ♠ traveled. ♠ Think ♠ long ♠ term. ♠ Age ♠ gracefully. ♠ Spend ♠ time ♠ at ♠ the ♠ beach!