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<?php function atoi($s){ $s = trim($s); $sign = '+'; if($s[0]=='+'||$s[0]=='-'){ $sign = $s[0]; } if(!ctype_digit($s[1])) { return 0; } $s = preg_replace('/[^0-9]/','',$s); if($s) { if($sign=='-') { $s = -$s; } } else { $s = 0; } return $s; } var_dump(atoi("303819")); var_dump(atoi('-303')); var_dump(atoi('293kurwa')); var_dump(atoi('kurwa 552')); var_dump(atoi('+29')); var_dump(atoi('- 69')); var_dump(atoi('ja pierdole')); // :( var_dump(atoi('3fail3'));
Output for git.master, git.master_jit, rfc.property-hooks
string(6) "303819" int(-303) string(3) "293" int(0) string(2) "29" int(0) int(0) int(0)

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