String Functions
PHP Manual

chunk_split

Split a string into smaller chunks

Description

string chunk_split ( string $body [, int $chunklen = 76 [, string $end = "\r\n" ]] )

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

Parameters

body

The string to be chunked.

chunklen

The chunk length.

end

The line ending sequence.

Return Values

Returns the chunked string.

Examples

Example #1 chunk_split example

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

See Also