(no version information, might be only in CVS)xdiff_string_diff -- Make unified diff of two strings.
xdiff_string_diff() makes unified diff of strings str1 and str2. context indicated how many lines of context you want to include in diff result. Set minimal to TRUE if you want to minimalize size of diff (can take a long time).
Returns string with result or FALSE if an internal error happened.
See also xdiff_file_diff().