php man page for chunk_split

CHUNK_SPLIT(3)								 1							    CHUNK_SPLIT(3)

chunk_split - Split a string into smaller chunks

SYNOPSIS
									  0])
       string chunk_split (string  $body, [int	$chunklen = 76], [string  $end = "

DESCRIPTION
	Can be used to split a string into smaller chunks which is useful for e.g. converting base64_encode(3) output to match RFC 2045 semantics.
       It inserts $end every $chunklen characters.

PARAMETERS
	      o $body
		- The string to be chunked.

	      o $chunklen
		- The chunk length.

	      o $end
		- The line ending sequence.

RETURN VALUES
	Returns the chunked string.

EXAMPLES
       Example #1

	      chunk_split(3) example

	      <?php
	      // format $data using RFC 2045 semantics
	      $new_string = chunk_split(base64_encode($data));
	      ?>

SEE ALSO
       str_split(3), explode(3), split(3), wordwrap(3), RFC 2045.

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