3v4l.org

run code in 300+ PHP versions simultaneously
<?php function php55() { // totally trivial example yield "Generators"; yield " r "; yield "Phun"; yield ":)"; } $it = php55(); foreach($it as $i) { echo $i; }
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Generators r Phun:)
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '"Generators"' (T_CONSTANT_ENCAPSED_STRING) in /in/6uZp4 on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING in /in/6uZp4 on line 4
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 - 5.0.5
Parse error: parse error, unexpected T_CONSTANT_ENCAPSED_STRING in /in/6uZp4 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/6uZp4 on line 4
Process exited with code 255.
preferences:
292.46 ms | 401 KiB | 383 Q