Function ul_sys::JSValueIsUndefined[−][src]

pub unsafe extern "C" fn JSValueIsUndefined(
    ctx: JSContextRef, 
    value: JSValueRef
) -> bool

Expand description

@function @abstract Tests whether a JavaScript value’s type is the undefined type. @param ctx The execution context to use. @param value The JSValue to test. @result true if value’s type is the undefined type, otherwise false.