imagewebp

Function • Params and return types changed in PHP 8.0

Output a WebP image to browser or file.

PHP 5.3-5.5
PHP 5.6
Added
PHP 7.0
Improved
PHP 7.1
Improved
PHP 7.2-7.4
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6

imagewebp Function synopsis

imagewebp(
    GdImage $image,
    $file = null,
    int $quality = -1
  ): bool

Parameters

$image

TypeGdImage

$file

OptionalDefault valuenull

The path or an open stream resource (which is automatically closed after this function returns) to save the file to. If not set or null, the raw image stream will be output directly.

$quality

OptionalTypeintDefault value-1

$quality ranges from 0 (worst quality, smaller file) to 100 (best quality, biggest file). If -1 is provided, the default value 80 is used.

Return value

Typebool

Returns true on success, false on failure

Changes to the imagewebp Function

PHP 8.0

  • Return type added: bool
  • Parameter name of parameter #1 changed: $im to $image
  • Parameter type added for parameter #1 ($image): GdImage
  • Parameter name of parameter #2 changed: $to to $file
  • Parameter default value added for position #2 ($file): null
  • Parameter type added for parameter #3 ($quality): int
  • Parameter default value added for position #3 ($quality): -1
  imagewebp(
-     $im,
+     GdImage $image,
-     $to,
+     $file = null,
-     $quality
+     int $quality = -1
-   )
+   ): bool

PHP 7.1

  • Parameter name of parameter #2 changed: $filename to $to
  imagewebp(
      $im,
-     $filename,
+     $to,
      $quality
    )

PHP 7.0

  • Optional parameter added - #3: $quality
-imagewebp($im, $filename)
+imagewebp(
+    $im,
+    $filename,
+    $quality
+  )

PHP 5.6

  • Function added

imagewebp 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 No
PHP 5.4Unsupported No
PHP 5.3Unsupported No