xmlAttr Function

Returns the value of an XML element's attribute.

Syntax

value = xmlAttr(el, attr, defVal);

Parameters

el: XML element object which contains the attribute.
attr: The name of the attribute.
defVal: The value to return if the attribute does not exist.

Returns

Returns the value of the attribute, or defVal if the attribute does not exist.

Example 1

<CUSTOM_FOO CENTER="1">
...
</CUSTOM_FOO>

var center = xmlAttr(xmlLocData, "CENTER", 0);

The variable center will be set to "1".

Example 2

<CUSTOM_FOO>
  <FOO
    FOO="Foo Value"
  />
</CUSTOM_FOO>

xmlEl = xmlChildOf(xmlLocData, "FOO", 0);
spanFoo.innerText = xmlAttr(xmlEl, "FOO",
  "No Foo specified");
spanBar.innerText = xmlAttr(xmlEl, "BAR",
  "No Bar specified");

The HTML element spanFoo will display Foo Value, while spanBar will display No Bar specified.