Manual do PHP
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# xdiff_file_diff

(PECL)

xdiff_file_diff -- Make unified diff of two files

## Descrição

bool xdiff_file_diff ( string file1, string file2, string dest [, int context [, bool minimal]] )

Makes a diff of two files and stores the result in a file.

## Parâmetros

`file1`

`file2`

`dest`

  Path of the resulting file.

`context`

  Indicates how many lines of context you want to include in diff result.

`minimal`

  Set this parameter to `TRUE` if you want to minimalize size of diff (can take a long time). Resulting file is human-readable.

## Valores de retornado

Retorna `TRUE` em caso de sucesso ou `FALSE` em falhas.

## Exemplos

Exemplo 1. xdiff_file_diff() example The following code makes unified diff of two php files.
`<?php $old_version = 'my_script.php'; $new_version = 'my_new_script.php'; xdiff_file_diff($old_version, $new_version, 'my_script.diff', 2); ?>`

## Notas

> Nota: This function doesn't work well with binary files. To make diff of binary files use xdiff_file_diff_binary().

## Veja também

xdiff_string_diff()

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xdiff_file_diff_binary | Acima | xdiff_file_merge3