预定义常量
下列常量由此扩展定义,且仅在此扩展编译入 PHP 或在运行时动态载入时可用。
-
LIBXML_BIGLINES
( integer) -
Allows line numbers greater than 65535 to be reported correctly.
Note:
Only available as of PHP 7.0.0 with Libxml >= 2.9.0
-
LIBXML_COMPACT
( integer) -
Activate small nodes allocation optimization. This may speed up your application without needing to change the code.
Note:
Only available in Libxml >= 2.6.21
-
LIBXML_DTDATTR
( integer) - Default DTD attributes
-
LIBXML_DTDLOAD
( integer) - Load the external subset
-
LIBXML_DTDVALID
( integer) - Validate with the DTD
-
LIBXML_HTML_NOIMPLIED
( integer) -
Sets HTML_PARSE_NOIMPLIED flag, which turns off the automatic adding of implied html/body... elements.
Note:
Only available in Libxml >= 2.7.7 (as of PHP >= 5.4.0)
-
LIBXML_HTML_NODEFDTD
( integer) -
Sets HTML_PARSE_NODEFDTD flag, which prevents a default doctype being added when one is not found.
Note:
Only available in Libxml >= 2.7.8 (as of PHP >= 5.4.0)
-
LIBXML_NOBLANKS
( integer) - Remove blank nodes
-
LIBXML_NOCDATA
( integer) - Merge CDATA as text nodes
-
LIBXML_NOEMPTYTAG
( integer) -
Expand empty tags (e.g. <br/> to <br></br>)
Note:
This option is currently just available in the DOMDocument::save and DOMDocument::saveXML functions.
-
LIBXML_NOENT
( integer) - Substitute entities
-
LIBXML_NOERROR
( integer) - Suppress error reports
-
LIBXML_NONET
( integer) - Disable network access when loading documents
-
LIBXML_NOWARNING
( integer) - Suppress warning reports
-
LIBXML_NOXMLDECL
( integer) -
Drop the XML declaration when saving a document
Note:
Only available in Libxml >= 2.6.21
-
LIBXML_NSCLEAN
( integer) - Remove redundant namespace declarations
-
LIBXML_PARSEHUGE
( integer) -
Sets XML_PARSE_HUGE flag, which relaxes any hardcoded limit from the parser. This affects limits like maximum depth of a document or the entity recursion, as well as limits of the size of text nodes.
Note:
Only available in Libxml >= 2.7.0 (as of PHP >= 5.3.2 and PHP >= 5.2.12)
-
LIBXML_PEDANTIC
( integer) -
Sets XML_PARSE_PEDANTIC flag, which enables pedantic error reporting.
Note:
Available as of PHP >= 5.4.0
-
LIBXML_XINCLUDE
( integer) - Implement XInclude substitution
-
LIBXML_ERR_ERROR
( integer) - A recoverable error
-
LIBXML_ERR_FATAL
( integer) - A fatal error
-
LIBXML_ERR_NONE
( integer) - No errors
-
LIBXML_ERR_WARNING
( integer) - A simple warning
-
LIBXML_VERSION
( integer) - libxml version like 20605 or 20617
-
LIBXML_DOTTED_VERSION
( string) - libxml version like 2.6.5 or 2.6.17
-
LIBXML_SCHEMA_CREATE
( integer) -
Create default/fixed value nodes during XSD schema validation
Note:
Only available in Libxml >= 2.6.14 (as of PHP >= 5.5.2)