3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (0) echo "int 0 is true" . "\n"; if ('0') echo "string '0' is true" . "\n"; if (0.0) echo "float 0.0 is true" . "\n"; if ('0.0') echo "string '0.0' is true" . "\n";

This is an error 500

Value for `_results` contains invalid data `array`


preferences:
163.03 ms | 1951 KiB | 10 Q