DOMNode::C14NFile

(PHP 5 >= 5.2.0, PHP 7, PHP 8)

DOMNode::C14NFile — Canonicalize nodes to a file

Description

public DOMNode::C14NFile(
    string $uri,
    bool $exclusive = false,
    bool $withComments = false,
    ?array $xpath = null,
    ?array $nsPrefixes = null
): int|false

Canonicalize nodes to a file.

Parameters

uri

Path to write the output to.

exclusive

Enable exclusive parsing of only the nodes matched by the provided xpath or namespace prefixes.

withComments

Retain comments in output.

xpath

An array of XPaths to filter the nodes by. Each entry in this array is an associative array with:

  • A required query key containing the XPath expression as a string.
  • An optional namespaces key containing an array that maps namespace prefixes (keys) to namespace URIs (values).

nsPrefixes

An array of namespace prefixes to filter the nodes by.

Return Values

Number of bytes written or false on failure

See Also