3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = '((\'rats\' + \'stoats\') - 800 / 2)'; $tokens = token_get_all("<?php {$input}"); $expr = ''; foreach($tokens as $token){ print "\ntokens = " . $token; if(is_string($token)){ if(in_array($token, array('(', ')', '+', '-', '/', '*'), true)){ $expr .= $token; print "\n symbol: " . $expr; } continue; } list($id, $text) = $token; if(in_array($id, array(T_DNUMBER, T_LNUMBER,T_CONSTANT_ENCAPSED_STRING))){ $expr .= $text; print "\n number: " . $expr; } } eval("\$result = {$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: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = ( symbol: ( tokens = ( symbol: (( Warning: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats' Warning: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = + symbol: (('rats'+ Warning: Array to string conversion in /in/hjTMI on line 10 tokens = Array Warning: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats'+'stoats' tokens = ) symbol: (('rats'+'stoats') Warning: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = - symbol: (('rats'+'stoats')- Warning: Array to string conversion in /in/hjTMI on line 10 tokens = Array Warning: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats'+'stoats')-800 Warning: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = / symbol: (('rats'+'stoats')-800/ Warning: Array to string conversion in /in/hjTMI on line 10 tokens = Array Warning: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats'+'stoats')-800/2 tokens = ) symbol: (('rats'+'stoats')-800/2) Fatal error: Uncaught TypeError: Unsupported operand types: string + string in /in/hjTMI(28) : eval()'d code:1 Stack trace: #0 /in/hjTMI(28): eval() #1 {main} thrown in /in/hjTMI(28) : eval()'d code on line 1
Process exited with code 255.
Output for 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = ( symbol: ( tokens = ( symbol: (( Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats' Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = + symbol: (('rats'+ Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats'+'stoats' tokens = ) symbol: (('rats'+'stoats') Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = - symbol: (('rats'+'stoats')- Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats'+'stoats')-800 Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = / symbol: (('rats'+'stoats')-800/ Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats'+'stoats')-800/2 tokens = ) symbol: (('rats'+'stoats')-800/2) Warning: A non-numeric value encountered in /in/hjTMI(28) : eval()'d code on line 1 Warning: A non-numeric value encountered in /in/hjTMI(28) : eval()'d code on line 1 expr = (('rats'+'stoats')-800/2) res = -400
Output for 7.3.32 - 7.3.33, 7.4.26
tokens = Array tokens = ( symbol: ( tokens = ( symbol: (( tokens = Array number: (('rats' tokens = Array tokens = + symbol: (('rats'+ tokens = Array tokens = Array number: (('rats'+'stoats' tokens = ) symbol: (('rats'+'stoats') tokens = Array tokens = - symbol: (('rats'+'stoats')- tokens = Array tokens = Array number: (('rats'+'stoats')-800 tokens = Array tokens = / symbol: (('rats'+'stoats')-800/ tokens = Array tokens = Array number: (('rats'+'stoats')-800/2 tokens = ) symbol: (('rats'+'stoats')-800/2) Warning: A non-numeric value encountered in /in/hjTMI(28) : eval()'d code on line 1 Warning: A non-numeric value encountered in /in/hjTMI(28) : eval()'d code on line 1 expr = (('rats'+'stoats')-800/2) res = -400
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20
Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = ( symbol: ( tokens = ( symbol: (( Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats' Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = + symbol: (('rats'+ Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats'+'stoats' tokens = ) symbol: (('rats'+'stoats') Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = - symbol: (('rats'+'stoats')- Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats'+'stoats')-800 Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array tokens = / symbol: (('rats'+'stoats')-800/ Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array Notice: Array to string conversion in /in/hjTMI on line 10 tokens = Array number: (('rats'+'stoats')-800/2 tokens = ) symbol: (('rats'+'stoats')-800/2) expr = (('rats'+'stoats')-800/2) res = -400
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
tokens = Array tokens = ( symbol: ( tokens = ( symbol: (( tokens = Array number: (('rats' tokens = Array tokens = + symbol: (('rats'+ tokens = Array tokens = Array number: (('rats'+'stoats' tokens = ) symbol: (('rats'+'stoats') tokens = Array tokens = - symbol: (('rats'+'stoats')- tokens = Array tokens = Array number: (('rats'+'stoats')-800 tokens = Array tokens = / symbol: (('rats'+'stoats')-800/ tokens = Array tokens = Array number: (('rats'+'stoats')-800/2 tokens = ) symbol: (('rats'+'stoats')-800/2) expr = (('rats'+'stoats')-800/2) res = -400

preferences:
263.64 ms | 403 KiB | 311 Q