3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = '((800 + 20) - 800 / 2)'; $tokens = token_get_all("<?php {$input}"); $expr = ''; foreach($tokens as $token){ if(is_string($token)){ if(in_array($token, array('(', ')', '+', '-', '/', '*'), true)) $expr .= $token; continue; } list($id, $text) = $token; if(in_array($id, array(T_DNUMBER, T_LNUMBER))) $expr .= $text; } eval("{$result} = {$expr};"); print "\nexpr = " . $expr; print "\nres = " . $result;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: Undefined variable $result in /in/I3DiP on line 24 Parse error: syntax error, unexpected token "=", expecting end of file in /in/I3DiP(24) : eval()'d code on line 1
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined variable: result in /in/I3DiP on line 24 Parse error: syntax error, unexpected '=', expecting end of file in /in/I3DiP(24) : eval()'d code on line 1
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 7.4.26
Parse error: syntax error, unexpected '=', expecting end of file in /in/I3DiP(24) : eval()'d code on line 1
Process exited with code 255.
Output for 5.4.11 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Notice: Undefined variable: result in /in/I3DiP on line 24 Parse error: syntax error, unexpected '=' in /in/I3DiP(24) : eval()'d code on line 1 expr = ((800+20)-800/2) Notice: Undefined variable: result in /in/I3DiP on line 27 res =
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.10
Notice: Undefined variable: result in /in/I3DiP on line 24 Parse error: syntax error, unexpected '=' in /in/I3DiP(24) : eval()'d code on line 1 expr = ((800+20)-800/2) Notice: Undefined variable: result in /in/I3DiP on line 27 res =
Process exited with code 255.
Output for 5.0.4 - 5.0.5
Notice: Undefined variable: result in /in/I3DiP on line 24 Parse error: parse error, unexpected '=' in /in/I3DiP(24) : eval()'d code on line 1 expr = ((800+20)-800/2) Notice: Undefined variable: result in /in/I3DiP on line 27 res =
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.3
Notice: Undefined variable: result in /in/I3DiP on line 24 Parse error: parse error, unexpected '=' in /in/I3DiP(24) : eval()'d code on line 1 expr = ((800+20)-800/2) Notice: Undefined variable: result in /in/I3DiP on line 27 res =
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Notice: Undefined variable: result in /in/I3DiP on line 24 Parse error: syntax error, unexpected '=' in /in/I3DiP(24) : eval()'d code on line 1 expr = ((800+20)-800/2) Notice: Undefined variable: result in /in/I3DiP on line 27 res =
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Notice: Undefined variable: result in /in/I3DiP on line 24 Parse error: parse error in /in/I3DiP(24) : eval()'d code on line 1 expr = ((800+20)-800/2) Notice: Undefined variable: result in /in/I3DiP on line 27 res =
Process exited with code 255.

preferences:
334.96 ms | 401 KiB | 456 Q