php-grammarAn open source EBNF grammar for PHP.

Grammar explorer

PHP 8.5 Production

while-statement

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while-statement 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: matched-while-statementmatched-while-statementExplore production: unmatched-while-statementunmatched-while-statement
Production LiteralBranch: choiceBypass: optionalLoop: repeat
EBNF source
while-statement =
    matched-while-statement | unmatched-while-statement ;

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matched-while-statement unmatched-while-statement
Referenced by 1
statement

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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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