Editing Expect (section)

{{Short description|Extension to the Tcl scripting language}}
{{for|the South Korean professional gamer|Expect (gamer)}}
{{See Wiktionary|the Unix tool}}
{{more citations needed|date=May 2017}}
{{Infobox software
| name                   = Expect
| author                 = Don Libes
| developer              = Nils Carlson
| latest release version = 5.45.4<ref>{{cite web | url=https://core.tcl-lang.org/expect/home | title=Expect | date=February 4, 2018 | access-date=May 18, 2025}}</ref>
| latest release date    = {{start date and age|2018|02|04|df=yes}}
| programming language   = [[C (programming language)|C]]
| operating system       = [[POSIX]], [[Microsoft Windows|Windows]]
| license                = [[Public domain]]<ref>{{cite web | url=https://core.tcl-lang.org/expect/file?name=license.terms&ci=tip | title=Expect License Terms | date=February 4, 2018 | access-date=May 18, 2025}}</ref>
| website                = {{URL|https://core.tcl-lang.org/expect/}}
| discontinued = no
}}
'''Expect''' is an extension to the [[Tcl]] scripting language written by Don Libes.<ref>{{Cite book |last1=Nemeth |first1=Evi |url=https://books.google.com/books?id=HVQ-MxB4q7kC&dq=Expect+is+an+extension+to+the+Tcl+scripting+language+written+by+Don+Libes.&pg=PT660 |title=UNIX System Administration Handbook |last2=Snyder |first2=Garth |last3=Seebass |first3=Scott |last4=Hein |first4=Trent |date=2000-08-29 |publisher=Pearson Education |isbn=978-0-13-700291-7 |language=en}}</ref> The program automates interactions with programs that expose a [[text terminal]] interface.  Expect, originally written in 1990 for the [[Unix]] platform, has since become available for [[Microsoft Windows]] and other systems.