# vfprintf

(PHP 5)

vfprintf — Write a formatted string to a stream

### Description

int vfprintf ( resource `$handle` , string `$format` , array `$args` )

Write a string produced according to `format` to the stream resource specified by `handle` .

Operates as fprintf() but accepts an array of arguments, rather than a variable number of arguments.

### Parameters

`handle`

`format`

  See sprintf() for a description of `format` .

`args`

### Return Values

Returns the length of the outputted string.

### Examples

Example#1 vfprintf(): zero-padded integers

`<?php
if (!($fp = fopen('date.txt', 'w')))
return;
vfprintf($fp, "%04d-%02d-%02d", array($year, $month, $day));
// will write the formatted ISO date to date.txt
?>`

### See Also

- printf()
- sprintf()
- sscanf()
- fscanf()
- vsprintf()
- number_format()