@ 2014-02-15T13:58:34Z <?php
$some_string = 'ффффффффффффффффффффффффффффффф';
$str = mb_strcut($some_string, 0,31,'UTF-8');
echo serialize($some_string);
//echo strlen(json_encode(['message' => $some_string])).PHP_EOL;
//$encode = base64_encode($some_string);
//var_dump($encode);
//var_dump([mb_strimwidth(json_encode(array('message' => stripslashes($some_string))),0,200,'...'),strlen(mb_strimwidth(json_encode(array('message' => $some_string)),0,200,'...'))]);
//var_dump(json_encode(array('message' => str_replace(array('\u041a','\u0443'), array('',''), $some_string))));
//}
//var_dump(mb_detect_encoding($some_string));
//var_dump(strlen(json_encode(array('message' => $some_string))));
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Output for 4.3.0 - 4.3.11 , 4.4.0 - 4.4.9 , 5.0.0 - 5.0.5 , 5.1.1 - 5.1.6 , 5.2.0 - 5.2.17 , 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.35 , 5.6.0 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 s:62:"ффффффффффффффффффффффффффффффф"; Output for 5.1.0 <br />
<b>Fatal error</b>: fatal flex scanner internal error--end of buffer missed in <b>/in/60PnJ</b> on line <b>25</b><br />
Process exited with code 255 . preferences:dark mode live preview
255.35 ms | 401 KiB | 386 Q