php-grammarAn open source EBNF grammar for PHP.

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PHP 8.5 Production

non-ascii-byte

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non-ascii-byte railroad diagramRead left to right. Branches are alternatives, bypasses are optional, and loops repeat. Select a production to explore it. The EBNF and linked references follow below.External lexical primitive: non-ascii-code-unitnon-ascii-code-unit
Production LiteralBranch: choiceBypass: optionalLoop: repeat
EBNF source
non-ascii-byte =
    non-ascii-code-unit ;

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non-ascii-code-unit
Referenced by 2
identifier-startidentifier-part

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php.ebnfPHP 8.5 · Canonical EBNF grammar php.mdPHP 8.5 · Grammar & source contract

A shared understanding of PHP.

php-grammar is an open source project documenting PHP syntax in a consistent, tool-independent format. The EBNF describes syntax; the accompanying specification defines lexical rules and contextual constraints.

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