php 한글 메뉴얼 도움말 검색 사이트 Make binary diff of two strings [function.xdiff-string-bdiff]

설명

string xdiff_string_bdiff ( string $old_data , string $new_data )

Makes a binary diff of two strings and returns the result. This function works with both text and binary data. Resulting patch can be later applied using xdiff_string_bpatch()/xdiff_file_bpatch().

인수

old_data: First string with binary data. It acts as "old" data.
new_data: Second string with binary data. It acts as "new" data.

반환값

Returns string with binary diff containing differences between "old" and "new" data or FALSE if an internal error occurred.

참고

xdiff_string_bpatch() - Patch a string with a binary diff