attr_exists ( TAG , ATTR )

Return TRUE if the attribute exists in the element TAG.

child_exists ( TAG , CHILD )

Return TRUE if the child exists in the element TAG.

elem_exists ( TAG )

Return TRUE if the element TAG exists.

error

Return the error list.

get_attr_def ( TAG , ATTR )

Return the default value of an attribute

get_attr_type ( TAG , ATTR )

Return the attribute type.

get_attr_values ( TAG , ATTR )

Return the defined values of an attribute.

get_attrs ( TAG )

Return the attribute list of a element.

get_attrs_req ( TAG )

Return the required attribute list of a element.

get_childs ( TAG )

Return the child list of an element.

get_childs_req ( TAG )

Return the required child list of an element.

get_elem_opt ( TAG )

Return the occurrence option of an element:

  !  REQUIRED AND ONLY ONE MATCH
  +  1 or more
  *  0 or more
  ?  0 or 1

get_elem_child_opt ( TAG , CHILD )

Same of get_elem_opt() but this element as a child of an element.

is_attr_fix ( TAG , ATTR )

Return TRUE if an attribute is FIXED.

is_attr_req ( TAG , ATTR )

Return TRUE if an attribute is REQUIRED.

is_elem_any ( TAG )

Return TRUE if an element is ANY.

is_elem_child_multi ( TAG , CHILD )

Return TRUE if an element can have multiple occurrences as a child of TAG.

is_elem_child_opt ( TAG , CHILD )

Return TRUE if an element is optional as a child of TAG.

is_elem_child_req ( TAG , CHILD )

Return TRUE if an element is optional as a child of TAG.

is_elem_child_uniq ( TAG , CHILD )

Return TRUE if an element is required and unique as a child of TAG.

is_elem_pcdata ( TAG )

Return TRUE if an element is PCDATA (have content).

is_elem_empty ( TAG )

Return TRUE if an element is EMPTY (doesn't have attributes, content or children).

is_elem_multi ( TAG )

Return TRUE if an element can have multiple occurrences globally.

is_elem_opt ( TAG )

Return TRUE if an element is optional globally.

is_elem_parent ( TAG , @PARENTS )

Return TRUE if the list of @PARENTS can be parent of element TAG.

is_elem_req

Return TRUE if an element is required globally.

is_elem_uniq

Return TRUE if an element is unique and required globally.

root

Return the root name of the DTD.

tree

Return the HASH tree of the DTD.