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<?php $tests = array( "42", 1337, "1e4", "not numeric", 9.1, '234ffffdsf' ); foreach ($tests as $element) { if (is_numeric($element)) { echo "'{$element}' - число", PHP_EOL; } else { echo "'{$element}' - НЕ число", PHP_EOL; } }
Output for git.master, git.master_jit, rfc.property-hooks
'42' - число '1337' - число '1e4' - число 'not numeric' - НЕ число '9.1' - число '234ffffdsf' - НЕ число

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