3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo substr('YWI0ODgxMjYtNTk0Yy00NzE3LThlOTctOGU1ZWJlZjE2OTM2XlN0YXRlbWVudHNeNjM2MzU1NDM5MTg3OTI0ODc5', 0, 40)
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7
Parse error: syntax error, unexpected end of file, expecting ',' or ';' in /in/3gNSK on line 3
Process exited with code 255.
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163.37 ms | 1395 KiB | 36 Q