The RegexIterator class

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

Introduction

This iterator can be used to filter another iterator based on a regular expression.

Class synopsis

class RegexIterator extends FilterIterator {
/* Constants */
public const int USE_KEY;
public const int INVERT_MATCH;
public const int MATCH;
public const int GET_MATCH;
public const int ALL_MATCHES;
public const int SPLIT;
public const int REPLACE;
/* Properties */
public ?string $replacement = null;
/* Methods */
public __construct(
    Iterator $iterator,
    string $pattern,
    int $mode = RegexIterator::MATCH,
    int $flags = 0,
    int $pregFlags = 0
)
public accept(): bool
public getFlags(): int
public getMode(): int
public getPregFlags(): int
public getRegex(): string
public setFlags(int $flags): void
public setMode(int $mode): void
public setPregFlags(int $pregFlags): void
/* Inherited methods */
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
}

Predefined Constants

RegexIterator operation modes

RegexIterator::ALL_MATCHES

Return all matches for the current entry (see preg_match_all()).

RegexIterator::GET_MATCH

Return the first match for the current entry (see preg_match()).

RegexIterator::MATCH

Only execute match (filter) for the current entry (see preg_match()).

RegexIterator::REPLACE

Replace the current entry (see preg_replace(); Not fully implemented yet)

RegexIterator::SPLIT

Returns the split values for the current entry (see preg_split()).

RegexIterator Flags

RegexIterator::USE_KEY

Special flag: Match the entry key instead of the entry value.

RegexIterator::INVERT_MATCH

Inverts the return value of RegexIterator::accept().

Properties

replacement

Table of Contents