Online PHP Compiler - Programiz

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CODE VISUALIZER

Learn DSA the way it should be — with step-by-step code visualization.

CODE VISUALIZER

Learn DSA with step-by-step code visualization.

main.php

<?php $mobile1 = '0101234567'; echo preg_replace('/(0(?:2|[0-9]{2}))([0-9]+)([0-9]{4}$)/', '\\1-\\2-\\3', $mobile1); echo "\n"; $mobile2 = '01012345678'; echo preg_replace('/(0(?:2|[0-9]{2}))([0-9]+)([0-9]{4}$)/', '\\1-\\2-\\3', $mobile2);

Output