php-grammarAn open source EBNF grammar for PHP.

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PHP 8.5 Production

explicit-octal-integer-literal

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explicit-octal-integer-literal 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."0o""0O"Explore production: octal-digitoctal-digitExplore production: numeric-separatornumeric-separatorExplore production: octal-digitoctal-digit
Production LiteralBranch: choiceBypass: optionalLoop: repeat
EBNF source
explicit-octal-integer-literal =
    ( "0o" | "0O" ) , octal-digit , { [ numeric-separator ] , octal-digit } ;

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octal-digit numeric-separator
Referenced by 2
integer-literalnumeric-string

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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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