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A-M baby

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Ingy döt Net 2013-04-10 21:29:02 -07:00
parent 764da6cbbb
commit db842d013d
19005 changed files with 197040 additions and 7 deletions
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12
Task/Menu/Factor/menu.factor Normal file
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USE: formatting
: print-menu ( seq -- )
[ 1 + swap "%d - %s\n" printf ] each-index
"Your choice? " write flush ;
: select ( seq -- result )
dup print-menu
readln string>number [
1 - swap 2dup bounds-check?
[ nth ] [ nip select ] if
] [ select ] if* ;