str_replace(' ', '-', $string);<?php
$string = "hello php";
$replace = str_replace(" ", "_", $string);
echo $replace; // hello_php
?>// Clean up multiple dashes or whitespaces
$string = preg_replace("/[s-]+/", " ", $string);
// Convert whitespaces and underscore to dash
$string = preg_replace("/[s_]/", "-", $string);| Code Example |
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