Type Alias xmlXPathEvalFunc

pub type xmlXPathEvalFunc = Option<unsafe extern "C" fn(ctxt: xmlXPathParserContextPtr, nargs: c_int)>;

xmlXPathEvalFunc: @ctxt: an XPath parser context @nargs: the number of arguments passed to the function

An XPath evaluation function, the parameters are on the XPath context stack.

Aliased Type

enum xmlXPathEvalFunc {
    None,
    Some(unsafe extern "C" fn(_: *mut _xmlXPathParserContext, _: i32)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *mut _xmlXPathParserContext, _: i32))

Some value of type T.