XMLReader::open

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

XMLReader::open — Set the URI containing the XML to parse

public static XMLReader::open(string $uri, ?string $encoding = null, int $flags = 0): XMLReader

public XMLReader::open(string $uri, ?string $encoding = null, int $flags = 0): bool

Set the URI containing the XML document to be parsed.

成功时返回 true，或者在失败时返回 false。 If called statically, returns an XMLReader 或者在失败时返回 false.

Passing an invalid encoding will throw a ValueError.
This method may be called statically, but prior to PHP 8.0.0, will issue an E_DEPRECATED error in this case.

版本	说明
8.4.0	Passing an invalid `encoding` will now throw a ValueError.
8.0.0	XMLReader::open() is now declared as static method, but can still be called on an XMLReader instance.