PHP is one of the most widely used scripting languages. it has been used by tens of millions of websites, but it does not yet have a formal language specification. Facebook engineers and PHP core developer SaraGolemon announced a formal specification plan at the OSCON meeting held at the beginning of last month. the draft specification has been published on Github. Facebook's website is mainly based on the PHP language. in the past few years, Facebook has contributed many open-source projects to PHP. for example, virtual machine hhv php is one of the most widely used scripting languages and is used by tens of millions of websites, however, it does not have a formal language specification until now. Facebook engineers and PHP core developer Sara Golemon announced a formal specification plan at the OSCON meeting held at the beginning of last month. the draft specification has been published on Github.
Facebook's website is mainly based on the PHP language. over the past few years, Facebook has contributed many open-source projects to PHP, such as the virtual machine HHVM and the translator HPHPc.
Portal (GitHub ):
Https://github.com/php/php-langspec/blob/master/spec/php-spec-draft.md