Online PHP editor | output for licri

@ 2020-07-30T08:04:23Z

<?php

var_dump(strlen('user_'));
var_dump(mb_strlen('user_'));
var_dump(substr('user_', 0, 2));
var_dump(mb_substr('user_', 0, 2));
var_dump(substr('user_', 2));
var_dump(mb_substr('user_', 2));


var_dump(strlen('Лорем'));
var_dump(mb_strlen('Лорем'));
var_dump(substr('Лорем', 0, 2));
var_dump(mb_substr('Лорем', 0, 2));
var_dump(substr('Лорем', 2));
var_dump(mb_substr('Лорем', 2));


echo 'This breaks your database because of the invalid char:' . "\n";
var_dump(substr('Лорем', 3));
var_dump(mb_substr('Лорем', 3));

Output for 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.29, 8.4.1 - 8.4.14, 8.4.16, 8.5.0 - 8.5.1: int(5) int(5) string(2) "us" string(2) "us" string(3) "er_" string(3) "er_" int(10) int(5) string(2) "Л" string(4) "Ло" string(8) "орем" string(6) "рем" This breaks your database because of the invalid char: string(7) "�рем" string(4) "ем"
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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