<?php
$some_string = 'ффффффффффффффффффффффффффффффф';
echo mb_substr($some_string, -1,40,'UTF-8');
//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))));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename: /in/WuhoA
function name: (null)
number of ops: 9
compiled vars: !0 = $some_string
line #* E I O op fetch ext return operands
-------------------------------------------------------------------------------------
3 0 E > ASSIGN !0, '%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84%D1%84'
5 1 INIT_FCALL 'mb_substr'
2 SEND_VAR !0
3 SEND_VAL -1
4 SEND_VAL 40
5 SEND_VAL 'UTF-8'
6 DO_ICALL $2
7 ECHO $2
23 8 > RETURN 1
Generated using Vulcan Logic Dumper, using php 8.0.0
preferences:
151.07 ms | 1385 KiB | 15 Q