wp-includes/pomo/plural-forms.php:9$op_precedencearrayprotected static$tokensarrayprotected$cachearrayprotected #[AllowDynamicProperties] class Plural_Forms { /** * Operator characters. * * @since 4.9.0 * @var string OP_CHARS Operator characters. */ const OP_CHARS = '|&><!=%?:'; /** * Valid number characters. * * @since 4.9.0 * @var string NUM_CHARS Valid number characters. */ const NUM_CHARS = '0123456789'; /** * Operator precedence. * * Operator precedence from highest to lowest. Higher numbers indicate * higher precedence, and are executed first. * * @see https://en.wikipedia.org/wiki/Operators_in_C_and_C%2B%2B#Operator_precedence * * @since 4.9.0 * @var array $op_precedence Operator precedence from highest to lowest. */ protected static $op_precedence = array( '%' => 6, '<' => 5, '<=' => 5, '>' => 5, '>=' => 5, '==' => 4, '!=' => 4, '&&' => 3, '||' => 2, '?:' => 1, '?' => 1, '(' => 0, ')' => 0, ); /** * Tokens generated from the string. * * @since 4.9.0 * @var array $tokens List of tokens. */ protected $tokens = array(); /** * Cache for repeated calls to the function. * * @since 4.9.0 * @var array $cache Map of $n => $result */ protected $cache = array(); /** * Constructor. * * @since 4.9.0 * * @param string $str Plural function (just the bit after `plural=` from Plural-Forms) */ public function __construct( $str ) { $this->parse( $str ); } /** * Parse a Plural-Forms string into tokens.Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/pomo/plural-forms.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.