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<?php $str="1e5"; $value = $str; var_dump([ "intval" => intval($value, 10), "(string)(int)"=> (string)(int) $value, '$value === (string)(int) $value' => ($value === (string)(int)$value) ]);
Output for git.master_jit, git.master, rfc.property-hooks
array(3) { ["intval"]=> int(100000) ["(string)(int)"]=> string(6) "100000" ["$value === (string)(int) $value"]=> bool(false) }

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