DOMNode::C14NFile
(PHP 5 >= 5.2.0, PHP 7)
DOMNode::C14NFile — Canonicalize nodes to a file
说明
public DOMNode::C14NFile
( string
$uri
[, bool $exclusive
= FALSE
[, bool $with_comments
= FALSE
[, array $xpath
[, array $ns_prefixes
]]]] ) : intCanonicalize nodes to a file.
参数
-
uri
-
Path to write the output to.
-
exclusive
-
Enable exclusive parsing of only the nodes matched by the provided xpath or namespace prefixes.
-
with_comments
-
Retain comments in output.
-
xpath
-
An array of xpaths to filter the nodes by.
-
ns_prefixes
-
An array of namespace prefixes to filter the nodes by.
返回值
Number of bytes written 或者在失败时返回 FALSE