Php xdiff file patch () function

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(no version information, might be only in CVS)

xdiff_file_patch -- Patch a file with an unified diff

Syntax

mixed xdiff_file_patch ( string file, string patch, string dest [, int flags] )

xdiff_file_patch() patches file file with unified patch in file patch and stores result in file dest.

flags can be either XDIFF_PATCH_NORMAL (default mode, normal patch) or XDIFF_PATCH_REVERSE (reversed patch).

Returns FALSE if an internal error happened, string with rejected chunks of patch or TRUE if patch has been successfully applied.

Example 1. xdiff_file_patch() example

The following code applies unified diff to a file.


<?php
$old_version = 'my_script-1.0.php';
$patch = 'my_script.patch';

$errors = xdiff_file_patch($old_version, $patch, 'my_script-1.1.php');
if (is_string($errors)) {
   echo "Rejects:\n";
   echo $errors;
}

?>

Example 2. Patch reversing example

The following code reverses a patch.


<?php
$new_version = 'my_script-1.1.php';
$patch = 'my_script.patch';

$errors = xdiff_file_patch($new_version, $patch, 'my_script-1.0.php', XDIFF_PATCH_REVERSE);
if (is_string($errors)) {
   echo "Rejects:\n";
   echo $errors;
}

?>

Php xdiff file patch Function syntax tag

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Php xdiff file patch syntax tutorial

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