Complete SAS Programming Guide - Learn SAS and Become a Data Ninja - Coalesce Function

The video tutorial introduces the coalesce function, explaining its utility in returning the first non-missing value from a set of arguments. The instructor demonstrates its application with numeric arguments, specifically phone numbers, and highlights its usefulness in data handling. Additionally, the tutorial covers the variation of the function for character arguments, emphasizing its versatility. The session concludes with a brief mention of upcoming case studies and the integration of learned content.

What modification is suggested for using the coalesce function with character arguments?

What is the significance of the case studies mentioned in relation to the coalesce function?