PHP 5.4.33 Released

stream_bucket_prepend

(PHP 5)

stream_bucket_prepend Prepend bucket to brigade

Description

void stream_bucket_prepend ( resource $brigade , resource $bucket )

This function can be called to prepend a bucket to a bucket brigade. It is typically called from php_user_filter::filter().

Parameters

brigade

brigade is a resource pointing to a bucket brigade which contains one or more bucket objects.

bucket

A bucket object.

Return Values

No value is returned.

Examples

Example #1 stream_bucket_prepend() examples

<?php

class foo extends php_user_filter {
  protected 
$calls 0;
  public function 
filter($in$out, &$consumed$closing) {
    while (
$bucket stream_bucket_make_writeable($in)) {
      
$consumed += $bucket->datalen;
      if (
$this->calls++ == 2) {
        
// This bucket will appear again before any other bucket.
        
stream_bucket_prepend($in$bucket);
      }
    }
    return 
PSFS_FEED_ME;
  }
}
stream_filter_register('test''foo');
print  
file_get_contents('php://filter/read=test/resource=foo');
?>

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