klgetattr

klgetattr is a function commonly found in object-oriented programming languages, particularly those with a Lisp or Scheme heritage, such as Common Lisp. It serves to retrieve the value of a specific slot (or attribute, or property) from an object. The function typically takes two arguments: the object from which to retrieve the slot, and the symbol representing the name of the slot.

For example, in Common Lisp, if you have an object named `my-object` and it has a slot named `color`, you would use `(klgetattr my-object 'color)` to get the value stored in the `color` slot of `my-object`. The `'color` part indicates that `color` is a symbol. The exact naming convention and implementation details can vary between different Lisp dialects and object systems, but the core purpose remains consistent: accessing an object's internal state through its named slots.

This mechanism is fundamental to how objects encapsulate data. By providing a controlled way to access slot values, `klgetattr` helps maintain the integrity of an object's state and allows for dynamic manipulation of object properties at runtime. It is often used in conjunction with a corresponding `klsetattr` function, which allows for modifying slot values.