Patches a string with a unified patch string.
The original string.
The unified patch string.
flags can be either XDIFF_PATCH_NORMAL (default mode, normal patch) or XDIFF_PATCH_REVERSE (reversed patch).
XDIFF_PATCH_NORMAL
XDIFF_PATCH_REVERSE
If provided then rejected parts are stored inside this variable.
Returns the patched string, or FALSE on error.
FALSE
The following code applies changes to some article.
<?php $old_article = file_get_contents('./old_article.txt');$diff = $_SERVER['patch']; /* Let's say that someone pasted a patch to html form */$errors = '';$new_article = xdiff_string_patch($old_article, $diff, XDIFF_PATCH_NORMAL, $errors); if (is_string($new_article)) { echo "New article:\n"; echo $new_article; } if (strlen($errors)) { echo "Rejects: \n"; echo $errors; }?>