JSValueIsObjectOfClass

objc2_javascript_core

Function JSValueIsObjectOfClass 

Source 
pub unsafe extern "C-unwind" fn JSValueIsObjectOfClass(
    ctx: JSContextRef,
    value: JSValueRef,
    js_class: JSClassRef,
) -> bool
👎Deprecated: renamed to JSValue::is_object_of_class
Available on crate features JSBase and JSValueRef only.