iterator_count

Function • Params changed in PHP 8.2

Count the elements in an iterator.

PHP 5
PHP 7
PHP 8.0
Improved
PHP 8.1
PHP 8.2
Improved
PHP 8.3
PHP 8.4
PHP 8.5
PHP 8.6

iterator_count Function synopsis

iterator_count(Traversable|array $iterator): int

Parameters

$iterator

TypeTraversable|array

The iterator being counted.

Return value

Typeint

The number of elements in $iterator.

Changes to the iterator_count Function

PHP 8.2

  • Parameter type changed for parameter #1 ($iterator): Traversable to Traversable|array
- iterator_count(Traversable $iterator): int
+ iterator_count(Traversable|array $iterator): int

PHP 8.0

  • Return type added: int
- iterator_count(Traversable $iterator)
+ iterator_count(Traversable $iterator): int

iterator_count Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Security-Fixes Only Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Unsupported Yes
PHP 8.0Unsupported Yes
PHP 7.4Unsupported Yes
PHP 7.3Unsupported Yes
PHP 7.2Unsupported Yes
PHP 7.1Unsupported Yes
PHP 7.0Unsupported Yes
PHP 5.6Unsupported Yes
PHP 5.5Unsupported Yes
PHP 5.4Unsupported Yes
PHP 5.3Unsupported Yes