hhvm supports PHP by dynamically translating PHP code into native machine code. HHVM supports PHP and PHP dialect Hack language. The development team announced that HHVM v3.30 will be the last version to support PHP and will stop supporting PHP starting from 4.0.
HHVM is a PHP virtual machine built by Facebook that dramatically increases speed by dynamically translating PHP code into native machine code. HHVM supports PHP and the PHP dialect Hack language. The development team announced that HHVM v3.30 will be the last version to support PHP and will stop supporting PHP starting with 4.0.
Now that version 4.0 has been released, we see from the release announcement that HHVM 4.0 indeed no longer supports PHP.
In addition, this version adds support for .hack files, non-experimental support for HSL regular expressions, and removes several PHP-related behaviors, such as :
Remove the behavior that exists in PHP arrays, but not Hack Arrays or Hack Collections
Remove functions that require checking or changing the caller (or method of calling the function), such as compact() , extract(), get_declared_variables(), func_get_args()
Deprecation Reference Manual
The official also stated that it plans to remove support for
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