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<?php $k=0.1+0.7; var_dump($k); //return 0.8 var_dump(0.8 == $k); //return false $res = (string)$k - json_encode($k); print($res."\n\n"); //return 1.1102230246252E-16 ini_set('precision', '-1'); $k=0.1+0.7; var_dump($k); //return 0.7999999999999999 var_dump(0.8 == $k); //return false $res = (string)$k - json_encode($k); print($res); //return 0
Output for git.master, git.master_jit, rfc.property-hooks
float(0.7999999999999999) bool(false) 1.1102230246252E-16 float(0.7999999999999999) bool(false) 0

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