> For the complete documentation index, see [llms.txt](https://trizen.gitbook.io/sidef-lang/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://trizen.gitbook.io/sidef-lang/programming_tasks/c/call_an_object_method.md).

# Call an object method

```ruby
class MyClass {
    method foo(arg) { say arg }
}
 
var arg = 42
 
# Call a class method
MyClass.foo(arg)
 
# Alternatively, using an expression for the method name
MyClass.(:foo)(arg)
 
# Create an instance
var instance = MyClass()
 
# Instance method
instance.foo(arg)
 
# Alternatively, by using an expression for the method name
instance.(:foo)(arg)
 
# Alternatively, by asking for a method
instance.method(:foo)(arg)
```