xdiff Функции
PHP Manual

xdiff_string_bdiff

(PECL xdiff >= 0.2.0)

xdiff_string_bdiffMake binary diff of two strings

Описание

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().

Список параметров

old_data

First string with binary data. It acts as "old" data.

new_data

Second string with binary data. It acts as "new" data.

Возвращаемые значения

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

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xdiff Функции
PHP Manual