International PHP Conference Berlin 2025

    The RecursiveRegexIterator class

    (PHP 5 >= 5.2.0, PHP 7, PHP 8)

    Introduction

    This recursive iterator can filter another recursive iterator via a regular expression.

    Class synopsis

    class RecursiveRegexIterator extends RegexIterator implements RecursiveIterator {
    /* Inherited constants */
    public const int RegexIterator::USE_KEY;
    public const int RegexIterator::INVERT_MATCH;
    public const int RegexIterator::MATCH;
    public const int RegexIterator::GET_MATCH;
    public const int RegexIterator::ALL_MATCHES;
    public const int RegexIterator::SPLIT;
    public const int RegexIterator::REPLACE;
    /* Inherited properties */
    public ?string $replacement = null;
    /* Methods */
    public __construct(
        RecursiveIterator $iterator,
        string $pattern,
        int $mode = RecursiveRegexIterator::MATCH,
        int $flags = 0,
        int $pregFlags = 0
    )
    public getChildren(): RecursiveRegexIterator
    public hasChildren(): bool
    /* Inherited methods */
    public RegexIterator::accept(): bool
    public RegexIterator::getFlags(): int
    public RegexIterator::getMode(): int
    public RegexIterator::getPregFlags(): int
    public RegexIterator::getRegex(): string
    public RegexIterator::setFlags(int $flags): void
    public RegexIterator::setMode(int $mode): void
    public RegexIterator::setPregFlags(int $pregFlags): void
    public FilterIterator::accept(): bool
    public FilterIterator::current(): mixed
    public FilterIterator::key(): mixed
    public FilterIterator::next(): void
    public FilterIterator::rewind(): void
    public FilterIterator::valid(): bool
    public IteratorIterator::current(): mixed
    public IteratorIterator::getInnerIterator(): ?Iterator
    public IteratorIterator::key(): mixed
    public IteratorIterator::next(): void
    public IteratorIterator::rewind(): void
    public IteratorIterator::valid(): bool
    }

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