We were also unable to follow changes in variables over time.
More specific types are able to store many numbers represented in variables.
These can be used on the stack or stored in variables.
Here we give some worked examples in two variables.
But so do weight training, good diet, living in a prosperous country and myriad other variables.
The full answer lies, as said, in many variables.
Note that a regular expression is just a string and can be stored in variables.
It also stores the metadata for the package in standard variables.
What are "data types" in variables and method calls?