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Default User Function Keys

There are up to 128 user function keys. The defaults supplied with your COBOL system differ on different operating environments, but some keys are standard.

Keystroke User Function Key Number
Escape 0
F1 1
F2 2
F3 3
F4 4
F5 5
F6 6
F7 7
F8 8
F9 9
F10 10

Your keyboard might not have these keys, but if they are there, they should be configured as above. Additionally, the following user function keys might be defined:

Keystroke User Function Key Number
Shift+F1 - Shift+F10 11 - 20
Ctrl+F1 - Ctrl+F10 21 - 30
Alt+F1 - Alt+F10 31 - 40
Alt+1 - Alt+9 41 - 49
Alt+0 50
Alt+- 51
Alt+= 52
PgUp 53
PgDn 54
Ctrl+PgUp 55
Ctrl+PgDn 56
Alt+A - Alt+Z 65 - 90
F11 91
F12 92
Shift+F11 93
Shift+F12 94
Ctrl+F11 95
Ctrl+F12 96
Alt+F11 97
Alt+F12 98
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