php-grammarAn open source EBNF grammar for PHP.

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PHP 8.5 Production

clone-expression

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clone-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."clone"Explore production: clone-expressionclone-expression"clone"Explore production: clone-argument-listclone-argument-listExplore production: postfix-expressionpostfix-expression
Production LiteralBranch: choiceBypass: optionalLoop: repeat
EBNF source
clone-expression =
    "clone" , clone-expression | "clone" , clone-argument-list | postfix-expression ;

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clone-expression clone-argument-list postfix-expression
Referenced by 3
power-expressionclone-expressionpower-prefix-context

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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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