x: 123abc *x: 6 !x: 123abc ?z: z &digits: '0123456789' &lcase: 'abcdefghijklmnopqrstuvwxyz' &ucase: 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' &letters: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz' &ascii: 128 elements x y x++y y++x x--y y--x x**y y**x ~~x '123abc' 'abcxyz' 123abcxyz 123abcxyz 123 xyz abc abc 123abc '123abc' "xyzabc" 123abcxyz 123abcxyz 123 xyz abc abc 123abc '123abc' 3456 123456abc 123456abc 12abc 456 3 3 123abc '123abc' 34.56 .123456abc .123456abc 12abc .456 3 3 123abc '123abc' "@ 90" 01239@abc 01239@abc 123abc 09@ 123abc "a1b2c3" 'abcxyz' 123abcxyz 123abcxyz 123 xyz abc abc 123abc "a1b2c3" "xyzabc" 123abcxyz 123abcxyz 123 xyz abc abc 123abc "a1b2c3" 3456 123456abc 123456abc 12abc 456 3 3 123abc "a1b2c3" 34.56 .123456abc .123456abc 12abc .456 3 3 123abc "a1b2c3" "@ 90" 01239@abc 01239@abc 123abc 09@ 123abc 1234 'abcxyz' 1234abcxyz 1234abcxyz 1234 abcxyz 1234 1234 "xyzabc" 1234abcxyz 1234abcxyz 1234 abcxyz 1234 1234 3456 123456 123456 12 56 34 34 1234 1234 34.56 .123456 .123456 12 .56 34 34 1234 1234 "@ 90" 012349@ 012349@ 1234 09@ 1234 12.34 'abcxyz' .1234abcxyz .1234abcxyz .1234 abcxyz .1234 12.34 "xyzabc" .1234abcxyz .1234abcxyz .1234 abcxyz .1234 12.34 3456 .123456 .123456 .12 56 34 34 .1234 12.34 34.56 .123456 .123456 12 56 .34 .34 .1234 12.34 "@ 90" .012349@ .012349@ .1234 09@ .1234 '' 'abcxyz' abcxyz abcxyz abcxyz '' "xyzabc" abcxyz abcxyz abcxyz '' 3456 3456 3456 3456 '' 34.56 .3456 .3456 .3456 '' "@ 90" 09@ 09@ 09@ 0 "\x00" "\x00" 0 '\x00' 15 "\x0f" "\x0f" 15 '\x0f' 30 "\x1e" "\x1e" 30 '\x1e' 45 "-" "-" 45 '-' 60 "<" "<" 60 '<' 75 "K" "K" 75 'K' 90 "Z" "Z" 90 'Z' 105 "i" "i" 105 'i' 120 "x" "x" 120 'x' 135 "\x87" "\x87" 135 '\x87' 150 "\x96" "\x96" 150 '\x96' 165 "\xa5" "\xa5" 165 '\xa5' 180 "\xb4" "\xb4" 180 '\xb4' 195 "\xc3" "\xc3" 195 '\xc3' 210 "\xd2" "\xd2" 210 '\xd2' 225 "\xe1" "\xe1" 225 '\xe1' 240 "\xf0" "\xf0" 240 '\xf0' 255 "\xff" "\xff" 255 '\xff' 0 "\x00" 0 15.71 "\x0f" 15 "32rU" "\x1e" 30 "16r2D" "-" 45 "60" "<" 60 "8r113" "K" 75 "90" "Z" 90 "105" "i" 105 "120" "x" 120 "8r207" "\x87" 135 "16r96" "\x96" 150 "16ra5" "\xa5" 165 "16rB4" "\xb4" 180 "16rc3" "\xc3" 195 "16rD2" "\xd2" 210 "16re1" "\xe1" 225 "16rf0" "\xf0" 240 "16rfF" "\xff" 255 "\x00" 0 "\x00" "\x0f" 15 "\x0f" "\x1e" 30 "\x1e" "-" 45 "-" "<" 60 "<" "K" 75 "K" "Z" 90 "Z" "i" 105 "i" "x" 120 "x" "\x87" 135 "\x87" "\x96" 150 "\x96" "\xa5" 165 "\xa5" "\xb4" 180 "\xb4" "\xc3" 195 "\xc3" "\xd2" 210 "\xd2" "\xe1" 225 "\xe1" "\xf0" 240 "\xf0" "\xff" 255 "\xff" '\x00' "\x00" 0 '\x0f' "\x0f" 15 '\x1e' "\x1e" 30 '-' "-" 45 '<' "<" 60 'K' "K" 75 'Z' "Z" 90 'i' "i" 105 'x' "x" 120 '\x87' "\x87" 135 '\x96' "\x96" 150 '\xa5' "\xa5" 165 '\xb4' "\xb4" 180 '\xc3' "\xc3" 195 '\xd2' "\xd2" 210 '\xe1' "\xe1" 225 '\xf0' "\xf0" 240 '\xff' "\xff" 255