php-grammarAn open source EBNF grammar for PHP.

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PHP 8.5 Production

assignment-expression

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assignment-expression 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: conditional-expressionconditional-expressionExplore production: conditional-prefix-contextconditional-prefix-contextExplore production: assignment-prefixassignment-prefixExplore production: assignment-expressionassignment-expressionExplore production: conditional-prefix-contextconditional-prefix-contextExplore production: variable-expressionvariable-expression"=""&"Explore production: variable-expressionvariable-expression
Production LiteralBranch: choiceBypass: optionalLoop: repeat
EBNF source
assignment-expression =
    conditional-expression
    | [ conditional-prefix-context ] , assignment-prefix , assignment-expression
    | [ conditional-prefix-context ] , variable-expression , "=" , "&" , variable-expression ;

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conditional-expression conditional-prefix-context assignment-prefix assignment-expression variable-expression
Referenced by 2
assignment-expressionyield-from-expression

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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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