incr Tcl (commonly stylised as ''
ncr Tcl NCR may refer to:
* NCR Corporation, formerly National Cash Register
* "No carbon required" carbonless copy paper
* A Nature Conservation Review, UK book
* Naval Construction Regiment of US Navy Seabees
* New Carrollton station Amtrak code
* Not ...
/nowiki>'', and often abbreviated to ''itcl'') is a set of object-oriented
Object-oriented programming (OOP) is a programming paradigm based on the concept of "objects", which can contain data and code. The data is in the form of fields (often known as attributes or ''properties''), and the code is in the form of pro ...
extensions for the Tcl programming language
TCL or Tcl or TCLs may refer to:
Business
* TCL Technology, a Chinese consumer electronics and appliance company
**TCL Electronics, a subsidiary of TCL Technology
* Texas Collegiate League, a collegiate baseball league
* Trade Centre Limited, a ...
. It is widely used among the Tcl community, and is generally regarded as