Tcl-Fundamentals

Hello World in Tcl

Every programming journey starts with Hello World. Tcl makes this remarkably simple—reflecting its design philosophy that scripting should be easy and intuitive.

The Code

Create a file named hello.tcl …

Variables and Types in Tcl

Tcl’s approach to variables is unlike almost any other mainstream language. Rooted in the design philosophy that everything is a string, Tcl has no type declarations, no type keywords, and no …