Turbo Pascal 5.5 Object Oriented Programming Guide < 360p >

Allowing for polymorphism where child objects could redefine behavior.

Version 5.5 also finalized the iconic IDE interface with pull-down menus that would define the look of software development for years to come. It introduced a step-by-step debugger and context-sensitive help that allowed developers to copy code snippets directly into their projects—a precursor to modern IDE features. 4. Legacy: From Anders to Delphi Turbo Pascal 5.5 Turbo Pascal 5.5 Object Oriented Programming Guide

Influencing the "native code" approach rather than an interpreted one. Key Innovations in 5.5 included: Allowing for polymorphism where child objects could redefine