imagecolorstotal

Function • Params and return types changed in PHP 8.0

Find out the number of colors in an image's palette.

PHP 5

PHP 7

Improved

PHP 8.1

PHP 8.2-8.3

PHP 8.4

PHP 8.5

PHP 8.6

`imagecolorstotal` Function synopsis

imagecolorstotal(GdImage $image): int

Parameters

`$image`

TypeGdImage

Return value

Typeint

Returns the number of colors in the specified image's palette or 0 for truecolor images.

Changes to the `imagecolorstotal` Function

PHP 8.0

Return type added: int
Parameter name of parameter #1 changed: $im to $image
Parameter type added for parameter #1 ($image): GdImage

- imagecolorstotal($im)
+ imagecolorstotal(GdImage $image): int

`imagecolorstotal` Function Availability

PHP Version	Availability
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