3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['b' => 'Test']; echo <<<EOT $a['b']; $a[b]; {$a['b']} EOT;
Output for 5.4.0 - 5.4.22
Parse error: syntax error, unexpected '' (T_ENCAPSED_AND_WHITESPACE), expecting identifier (T_STRING) or variable (T_VARIABLE) or number (T_NUM_STRING) in /in/4npR0 on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected '[' in /in/4npR0 on line 3
Process exited with code 255.
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172.13 ms | 1395 KiB | 58 Q