Numeric, String, and Boolean Context
Explore how Perl interprets data through numeric, string, and boolean contexts. Understand how value coercion works and how to enforce the correct context in your code to write more predictable and maintainable Perl programs.
We'll cover the following...
We'll cover the following...
Value context
Perl’s other context—value context—influences how Perl interprets a piece of data. Perl can figure out if we have a number or a string and convert data between the two types. In exchange for not having to declare explicitly what type of data a variable contains or a function produces, Perl’s value contexts provide hints about ...