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run code in 150+ php & hhvm versions
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<?php $valor = "Joao dos Santos Videira"; echo replace(" ","_",preg_replace("/&([a-z])[a-z]+;/i", "$1", htmlentities($valor)));
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function replace() in /in/kmfMK:4 Stack trace: #0 {main} thrown in /in/kmfMK on line 4
Process exited with code 255.
Output for hhvm-3.12.0
Fatal error: Uncaught Error: Call to undefined function replace() in /in/kmfMK:4 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.0.0 - 5.6.28, hhvm-3.10.0
Fatal error: Call to undefined function replace() in /in/kmfMK on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: replace() in /in/kmfMK on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: replace() in /in/kmfMK on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: replace() in /in/kmfMK on line 4