Php/docs/function.xdiff-string-merge3
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xdiff_string_merge3
(PECL xdiff >= 0.2.0)
xdiff_string_merge3 — Merge 3 strings into one
说明
xdiff_string_merge3
( string $old_data
, string $new_data1
, string $new_data2
[, string &$error
] ) : mixed
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.
参数
old_data- First string with data. It acts as "old" data.
new_data1- Second string with data. It acts as modified version of
old_data. new_data2- Third string with data. It acts as modified version of
old_data. error- If provided then rejected parts are stored inside this variable.
返回值
Returns the merged string, false if an internal error happened, or true
if merged string is empty.
