The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.
XSL_CLONE_AUTO
XSL_CLONE_NEVER
XSL_CLONE_ALWAYS
LIBXSLT_VERSION
libxslt version like 10117.
LIBXSLT_DOTTED_VERSION
libxslt version like 1.1.17.
LIBEXSLT_VERSION
libexslt version like 813.
LIBEXSLT_DOTTED_VERSION
libexslt version like 1.1.17.
XSL_SECPREF_NONE
Deactivate all security restrictions.
XSL_SECPREF_READ_FILE
Disallows reading files.
XSL_SECPREF_WRITE_FILE
Disallows writing files.
XSL_SECPREF_CREATE_DIRECTORY
Disallows creating directories.
XSL_SECPREF_READ_NETWORK
Disallows reading network files.
XSL_SECPREF_WRITE_NETWORK
Disallows writing network files.
XSL_SECPREF_DEFAULT
Disallows all write access, i.e. a bitmask of XSL_SECPREF_WRITE_NETWORK | XSL_SECPREF_CREATE_DIRECTORY | XSL_SECPREF_WRITE_FILE.