TI-BASIC:Key Code To Letter

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Routine Summary

Outputs a letter corresponding to a keypress.

Inputs

None

Outputs

Ans - the letter as a string

Variables Used


Calculator Compatibility

TI-83/84/+/SE Authors

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[*https://www.dropbox.com/s/iqpl210jax3bo3n/Routines.8xg?dl=0 Routines.8xg]

:Repeat Ans>34 and min(Ans≠{44,45,105
:getKey
:End
:sub("ABC**DEFGHIJKLMNOPQRSTUVWXYZθ'* :?",Ans-5int(.1Ans+4),1

The Repeat loop makes sure good input is passed. The last line takes from the string the letter according to the keycode.

Error Conditions

None.

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