php man page for xdiff_string_merge3

XDIFF_STRING_MERGE3(3)							 1						    XDIFF_STRING_MERGE3(3)

xdiff_string_merge3 - Merge 3 strings into one

SYNOPSIS
       mixed xdiff_string_merge3 (string  $old_data, string  $new_data1, string  $new_data2, [string  &$error])

DESCRIPTION
	Merges	three  strings	into  one and returns the result. The $old_data is an original version of data while $new_data1 and $new_data2 are
       modified versions of an original. An optional $error is used to pass any rejected parts during merging process.

PARAMETERS
	      o $old_data
		- First string with data. It acts as "old" data.

	      o $new_data1
		- Second string with data. It acts as modified version of $old_data.

	      o $new_data2
		- Third string with data. It acts as modified version of $old_data.

	      o $error
		- If provided then rejected parts are stored inside this variable.

RETURN VALUES
	Returns the merged string, FALSE if an internal error happened, or TRUE if merged string is empty.

SEE ALSO
       xdiff_file_merge3(3).

PHP Documentation Group 												    XDIFF_STRING_MERGE3(3)