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PHP Manual


The RegexIterator class

(PHP 5 >= 5.2.0)

Introduction

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

Class synopsis

RegexIterator extends FilterIterator {
/* Constants */
const integer MATCH = 0 ;
const integer GET_MATCH = 1 ;
const integer ALL_MATCHES = 2 ;
const integer SPLIT = 3 ;
const integer REPLACE = 4 ;
const integer USE_KEY = 1 ;
/* Methods */
public __construct ( Iterator $iterator , string $regex [, int $mode = self::MATCH [, int $flags = 0 [, int $preg_flags = 0 ]]] )
public bool accept ( void )
public int getFlags ( void )
public int getMode ( void )
public int getPregFlags ( void )
public string getRegex ( void )
public void setFlags ( int $flags )
public void setMode ( int $mode )
public void setPregFlags ( int $preg_flags )
/* Inherited methods */
abstract bool FilterIterator::accept ( void )
mixed FilterIterator::current ( void )
mixed FilterIterator::key ( void )
void FilterIterator::next ( void )
void FilterIterator::rewind ( void )
bool FilterIterator::valid ( void )
}

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.

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