12-11-2012
Quote:
Originally Posted by
sudon't
I thought I knew a little about regexes, but I've never seen anything like that.
I'd be more worried if you had, as it's not a regex. It's more like C than anything.
It's an array with a string as the index. It checks if it's zero, then adds to it. The first time the index appears, it will print, the next times it won't.
This User Gave Thanks to Corona688 For This Post:
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LEARN ABOUT PHP
arrayiterator
ARRAYITERATOR(3) 1 ARRAYITERATOR(3)
The ArrayIterator class
INTRODUCTION
This iterator allows to unset and modify values and keys while iterating over Arrays and Objects.
When you want to iterate over the same array multiple times you need to instantiate ArrayObject and let it create ArrayIterator instances
that refer to it either by using foreach or by calling its getIterator() method manually.
CLASS SYNOPSIS
ArrayIterator
ArrayIteratorArrayAccessSeekableIteratorCountableSerializable
Methods
o public void ArrayIterator::append (mixed $value)
o public void ArrayIterator::asort (void )
o public ArrayIterator::__construct ([mixed $array = array()], [int $flags])
o public int ArrayIterator::count (void )
o public mixed ArrayIterator::current (void )
o public array ArrayIterator::getArrayCopy (void )
o public void ArrayIterator::getFlags (void )
o public mixed ArrayIterator::key (void )
o public void ArrayIterator::ksort (void )
o public void ArrayIterator::natcasesort (void )
o public void ArrayIterator::natsort (void )
o public void ArrayIterator::next (void )
o public void ArrayIterator::offsetExists (string $index)
o public mixed ArrayIterator::offsetGet (string $index)
o public void ArrayIterator::offsetSet (string $index, string $newval)
o public void ArrayIterator::offsetUnset (string $index)
o public void ArrayIterator::rewind (void )
o public void ArrayIterator::seek (int $position)
o public string ArrayIterator::serialize (void )
o public void ArrayIterator::setFlags (string $flags)
o public void ArrayIterator::uasort (string $cmp_function)
o public void ArrayIterator::uksort (string $cmp_function)
o public string ArrayIterator::unserialize (string $serialized)
o public bool ArrayIterator::valid (void )
PHP Documentation Group ARRAYITERATOR(3)