xdiff_string_diff
(PECL)
xdiff_string_diff -- Make unified diff of two strings
Descrição
string
xdiff_string_diff ( string str1, string str2 [, int context [, bool minimal]] )
Makes a unified diff of two strings.
Parâmetros
str1
str2
context
Indicates how many lines of context you want to include in the diff
result.
minimal
Set this parameter to TRUE if you want to minimalize the size of the
diff (can take a long time).
Valores de retornado
Returns string with result or FALSE if an internal error happened.
Exemplos
Exemplo 1. xdiff_string_diff() example
The following code makes unified diff of two articles.
<?php $old_article = file_get_contents('./old_article.txt'); $new_article = $_REQUEST['article']; /* Let's say that someone pasted a new article to html form */
$diff = xdiff_string_diff($old_article, $new_article, 1); if (is_string($diff)) { echo "Differences between two articles:\n"; echo $diff; }
?>
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