php-grammarAn open source EBNF grammar for PHP.

Grammar explorer

PHP 8.5 Production

legacy-namespace-name

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legacy-namespace-name 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.Explore production: identifieridentifierExplore production: qualified-namequalified-nameExplore production: fully-qualified-namefully-qualified-name
Production LiteralBranch: choiceBypass: optionalLoop: repeat
EBNF source
legacy-namespace-name =
    identifier | qualified-name | fully-qualified-name ;

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identifier qualified-name fully-qualified-name
Referenced by 3
use-declarationgroup-use-declarationmixed-group-use-declaration

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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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