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s = "abcdefghij" |
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s[4] |
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def conv_tche(car) tches = [ [32,' '],[33,'!'],[34,'"'],[35,'#'],[36,'$'],[37,'%'],[38,'&'], [39,"'"],[40,'('],[41,')'],[42,'*'],[43,'+'],[44,','],[45,'-'], [46,'.'],[47,'/'],[48,'0'],[49,'1'],[50,'2'],[51,'3'],[52,'4'], [53,'5'],[54,'6'],[55,'7'],[56,'8'],[57,'9'],[58,':'],[59,';'], [60,'<'],[61,'='],[62,'>'],[63,'?'],[64,'@'],[65,'A'],[66,'B'], [67,'C'],[68,'D'],[69,'E'],[70,'F'],[71,'G'],[72,'H'],[73,'I'], [74,'J'],[75,'K'],[76,'L'],[77,'M'],[78,'N'],[79,'O'],[80,'P'], [81,'Q'],[82,'R'],[83,'S'],[84,'T'],[85,'U'],[86,'V'],[87,'W'], [88,'X'],[89,'Y'],[90,'Z'],[91,'['],[92,'\\'],[93,']'],[94,'^'], [95,'_'],[96,'`'],[97,'a'],[98,'b'],[99,'c'],[100,'d'],[101,'e'], [102,'f'],[103,'g'],[104,'h'],[105,'i'],[106,'j'],[107,'k'],[108,'l'], [109,'m'],[110,'n'],[111,'o'],[112,'p'],[113,'q'],[114,'r'],[115,'s'], [116,'t'],[117,'u'],[118,'v'],[119,'w'],[120,'x'],[121,'y'],[122,'z'], [123,'{'],[124,'|'],[125,'}'],[126,'~'] ] if car.type == Fixnum for i in 0...tches.size if tches[i][0] == car return tches[i][1] end end elsif car.type == String for i in 0...tches.size if tches[i][1] == car return tches[i][0] end end else return nil end end |
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conv_tche(car) |
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s = "abcdefghij" print s[4..4] |