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<?php $strings = array( '100010' => '110', '010200' => '1200', '01110' => '1110', ); foreach ($strings as $subject => $expected) { $actual = preg_replace('/(?>0+)(?!$)/', '', $subject); printf(" %s -> %s (expected: %s)\n", $subject, $actual, $expected); }
Output for git.master, git.master_jit, rfc.property-hooks
100010 -> 110 (expected: 110) 010200 -> 1200 (expected: 1200) 01110 -> 1110 (expected: 1110)

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