php-grammarAn open source EBNF grammar for PHP.

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PHP 8.5 Production

unmatched-while-statement

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unmatched-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."while""("Explore production: expressionexpression")"Explore production: unmatched-statementunmatched-statement
Production LiteralBranch: choiceBypass: optionalLoop: repeat
EBNF source
unmatched-while-statement =
    "while" , "(" , expression , ")" , unmatched-statement ;

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expression unmatched-statement
Referenced by 2
while-statementunmatched-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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