(PECL svn >= 0.3.0)
svn_revert — Revert changes to the working copy
$path
[, bool $recursive = FALSE
] ) : boolRevert any local changes to the path in a working copy.
pathThe path to the working repository.
recursiveOptionally make recursive changes.
成功した場合に TRUE を、失敗した場合に FALSE を返します。