3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tests = ['1,23,45,123,145,200', '345,999,0,1', '0', '0,2', '-1,-122', '', '1.5,2.9']; foreach ($tests as $test) { $before_comma = strstr($test, ',', true); var_export($before_comma === false ? $test : $before_comma); echo "\n"; }

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49.07 ms | 402 KiB | 5 Q