vfprintf

Function • Params and return types changed in PHP 8.0

Write a formatted string to a stream.

PHP 5

PHP 7

Improved

PHP 8.1

PHP 8.2-8.3

PHP 8.4

PHP 8.5

PHP 8.6

`vfprintf` Function synopsis

vfprintf(
    $stream,
    string $format,
    array $values
  ): int

Parameters

`$stream`

`$format`

Typestring

`$values`

Typearray

Return value

Typeint

Returns the length of the outputted string.

Changes to the `vfprintf` Function

PHP 8.0

Return type added: int
Parameter type added for parameter #2 ($format): string
Parameter name of parameter #3 changed: $args to $values
Parameter type added for parameter #3 ($values): array

  vfprintf(
      $stream,
-     $format,
+     string $format,
-     $args
+     array $values
-   )
+   ): int

`vfprintf` 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