Excel VBA Programming The Complete Guide - VBA Functions, Part I

This video tutorial introduces VBA functions, highlighting their utility in programming. It compares VBA functions with Excel functions, focusing on string manipulation functions like LCase, UCase, Len, Trim, and InStr. The tutorial demonstrates how these functions simplify common tasks such as changing string case, measuring string length, trimming whitespace, and searching for substrings. The video emphasizes the importance of these functions in reducing manual coding efforts for developers.

What is the InStr function used for in VBA?

Discuss the significance of utility functions in programming.

How can the use of VBA functions improve code efficiency?