Forwards in dump_string(MirrorString("abc"),6)
'a'
'ab'
'abc'
'abcc'
'abccb'
'abccba'
Backwards in dump_string(MirrorString("abc"),6)
'a'
'ba'
'cba'
'ccba'
'bccba'
'abccba'
Middle on MirrorString("abc")
s[-2] = "b"
s[-1] = "a"
s[0] = "a"
s[1] = "b"
s[2] = "c"
s[3] = "c"
s[4] = "b"
s[5] = "a"
s[6] = nil
s[7] = nil
s[8] = nil
Underrun on MirrorString("abc")
s[-5] = "b"
s[-4] = "c"
s[-3] = "c"
s[-2] = "b"
s[-1] = "a"
s[0] = "a"
s[1] = "b"
s[2] = "c"
s[3] = "c"
s[4] = "b"
s[5] = "a"
Overrun on MirrorString("abc")
s[1] = "b"
s[2] = "c"
s[3] = "c"
s[4] = "b"
s[5] = "a"
s[6] = nil
s[7] = nil
s[8] = nil
s[9] = nil
s[10] = nil
s[11] = nil
Forwards in dump_string(ReplString(MirrorString("abc"),2),12)
'a'
'ab'
'abc'
'abcc'
'abccb'
'abccba'
'abccbaa'
'abccbaab'
'abccbaabc'
'abccbaabcc'
'abccbaabccb'
'abccbaabccba'
Backwards in dump_string(ReplString(MirrorString("abc"),2),12)
'a'
'ba'
'cba'
'ccba'
'bccba'
'abccba'
'aabccba'
'baabccba'
'cbaabccba'
'ccbaabccba'
'bccbaabccba'
'abccbaabccba'
Middle on ReplString(MirrorString("abc"),2)
s[1] = "b"
s[2] = "c"
s[3] = "c"
s[4] = "b"
s[5] = "a"
s[6] = "a"
s[7] = "b"
s[8] = "c"
s[9] = "c"
s[10] = "b"
s[11] = "a"
Underrun on ReplString(MirrorString("abc"),2)
s[-5] = "b"
s[-4] = "c"
s[-3] = "c"
s[-2] = "b"
s[-1] = "a"
s[0] = "a"
s[1] = "b"
s[2] = "c"
s[3] = "c"
s[4] = "b"
s[5] = "a"
Overrun on ReplString(MirrorString("abc"),2)
s[7] = "b"
s[8] = "c"
s[9] = "c"
s[10] = "b"
s[11] = "a"
s[12] = nil
s[13] = nil
s[14] = nil
s[15] = nil
s[16] = nil
s[17] = nil
Forwards in dump_string(ReplString("abcdefg",1),7)
'a'
'ab'
'abc'
'abcd'
'abcde'
'abcdef'
'abcdefg'
Backwards in dump_string(ReplString("abcdefg",1),7)
'g'
'fg'
'efg'
'defg'
'cdefg'
'bcdefg'
'abcdefg'
Middle on ReplString("abcdefg",1)
s[-2] = "f"
s[-1] = "g"
s[0] = "a"
s[1] = "b"
s[2] = "c"
s[3] = "d"
s[4] = "e"
s[5] = "f"
s[6] = "g"
s[7] = nil
s[8] = nil
Underrun on ReplString("abcdefg",1)
s[-5] = "c"
s[-4] = "d"
s[-3] = "e"
s[-2] = "f"
s[-1] = "g"
s[0] = "a"
s[1] = "b"
s[2] = "c"
s[3] = "d"
s[4] = "e"
s[5] = "f"
Overrun on ReplString("abcdefg",1)
s[2] = "c"
s[3] = "d"
s[4] = "e"
s[5] = "f"
s[6] = "g"
s[7] = nil
s[8] = nil
s[9] = nil
s[10] = nil
s[11] = nil
s[12] = nil
Forwards in dump_string(MirrorString(ReplString("abcdefg",1)),14)
'a'
'ab'
'abc'
'abcd'
'abcde'
'abcdef'
'abcdefg'
'abcdefgg'
'abcdefggf'
'abcdefggfe'
'abcdefggfed'
'abcdefggfedc'
'abcdefggfedcb'
'abcdefggfedcba'
Backwards in dump_string(MirrorString(ReplString("abcdefg",1)),14)
'a'
'ba'
'cba'
'dcba'
'edcba'
'fedcba'
'gfedcba'
'ggfedcba'
'fggfedcba'
'efggfedcba'
'defggfedcba'
'cdefggfedcba'
'bcdefggfedcba'
'abcdefggfedcba'
Middle on MirrorString(ReplString("abcdefg",1))
s[2] = "c"
s[3] = "d"
s[4] = "e"
s[5] = "f"
s[6] = "g"
s[7] = "g"
s[8] = "f"
s[9] = "e"
s[10] = "d"
s[11] = "c"
s[12] = "b"
Underrun on MirrorString(ReplString("abcdefg",1))
s[-5] = "e"
s[-4] = "d"
s[-3] = "c"
s[-2] = "b"
s[-1] = "a"
s[0] = "a"
s[1] = "b"
s[2] = "c"
s[3] = "d"
s[4] = "e"
s[5] = "f"
Overrun on MirrorString(ReplString("abcdefg",1))
s[9] = "e"
s[10] = "d"
s[11] = "c"
s[12] = "b"
s[13] = "a"
s[14] = nil
s[15] = nil
s[16] = nil
s[17] = nil
s[18] = nil
s[19] = nil
s6 = 'MirrorString(ReplString("abcdefg",1))'
ReplString("0123456789",1000000000000000000)
s4 = 'ReplString("0123456789",1000000000000000000)'
s4.size.commas = '"10,000,000,000,000,000,000"'
Forwards in dump_string(ReplString("0123456789",1000000000000000000),50)
'0'
'01'
'012'
'0123'
'01234'
'012345'
'0123456'
'01234567'
'012345678'
'0123456789'
'01234567890'
'012345678901'
'0123456789012'
'01234567890123'
'012345678901234'
'0123456789012345'
'01234567890123456'
'012345678901234567'
'0123456789012345678'
'01234567890123456789'
'012345678901234567890'
'0123456789012345678901'
'01234567890123456789012'
'012345678901234567890123'
'0123456789012345678901234'
'01234567890123456789012345'
'012345678901234567890123456'
'0123456789012345678901234567'
'01234567890123456789012345678'
'012345678901234567890123456789'
'0123456789012345678901234567890'
'01234567890123456789012345678901'
'012345678901234567890123456789012'
'0123456789012345678901234567890123'
'01234567890123456789012345678901234'
'012345678901234567890123456789012345'
'0123456789012345678901234567890123456'
'01234567890123456789012345678901234567'
'012345678901234567890123456789012345678'
'0123456789012345678901234567890123456789'
'01234567890123456789012345678901234567890'
'012345678901234567890123456789012345678901'
'0123456789012345678901234567890123456789012'
'01234567890123456789012345678901234567890123'
'012345678901234567890123456789012345678901234'
'0123456789012345678901234567890123456789012345'
'01234567890123456789012345678901234567890123456'
'012345678901234567890123456789012345678901234567'
'0123456789012345678901234567890123456789012345678'
'01234567890123456789012345678901234567890123456789'
Backwards in dump_string(ReplString("0123456789",1000000000000000000),50)
'9'
'89'
'789'
'6789'
'56789'
'456789'
'3456789'
'23456789'
'123456789'
'0123456789'
'90123456789'
'890123456789'
'7890123456789'
'67890123456789'
'567890123456789'
'4567890123456789'
'34567890123456789'
'234567890123456789'
'1234567890123456789'
'01234567890123456789'
'901234567890123456789'
'8901234567890123456789'
'78901234567890123456789'
'678901234567890123456789'
'5678901234567890123456789'
'45678901234567890123456789'
'345678901234567890123456789'
'2345678901234567890123456789'
'12345678901234567890123456789'
'012345678901234567890123456789'
'9012345678901234567890123456789'
'89012345678901234567890123456789'
'789012345678901234567890123456789'
'6789012345678901234567890123456789'
'56789012345678901234567890123456789'
'456789012345678901234567890123456789'
'3456789012345678901234567890123456789'
'23456789012345678901234567890123456789'
'123456789012345678901234567890123456789'
'0123456789012345678901234567890123456789'
'90123456789012345678901234567890123456789'
'890123456789012345678901234567890123456789'
'7890123456789012345678901234567890123456789'
'67890123456789012345678901234567890123456789'
'567890123456789012345678901234567890123456789'
'4567890123456789012345678901234567890123456789'
'34567890123456789012345678901234567890123456789'
'234567890123456789012345678901234567890123456789'
'1234567890123456789012345678901234567890123456789'
'01234567890123456789012345678901234567890123456789'
Middle on ReplString("0123456789",1000000000000000000)
s[4999999999999999995] = "5"
s[4999999999999999996] = "6"
s[4999999999999999997] = "7"
s[4999999999999999998] = "8"
s[4999999999999999999] = "9"
s[5000000000000000000] = "0"
s[5000000000000000001] = "1"
s[5000000000000000002] = "2"
s[5000000000000000003] = "3"
s[5000000000000000004] = "4"
s[5000000000000000005] = "5"
Underrun on ReplString("0123456789",1000000000000000000)
s[-5] = "5"
s[-4] = "6"
s[-3] = "7"
s[-2] = "8"
s[-1] = "9"
s[0] = "0"
s[1] = "1"
s[2] = "2"
s[3] = "3"
s[4] = "4"
s[5] = "5"
Overrun on ReplString("0123456789",1000000000000000000)
s[9999999999999999995] = "5"
s[9999999999999999996] = "6"
s[9999999999999999997] = "7"
s[9999999999999999998] = "8"
s[9999999999999999999] = "9"
s[10000000000000000000] = nil
s[10000000000000000001] = nil
s[10000000000000000002] = nil
s[10000000000000000003] = nil
s[10000000000000000004] = nil
s[10000000000000000005] = nil
Forwards in dump_string(MirrorString(ReplString("0123456789",1000000000000000000)),50)
'0'
'01'
'012'
'0123'
'01234'
'012345'
'0123456'
'01234567'
'012345678'
'0123456789'
'01234567890'
'012345678901'
'0123456789012'
'01234567890123'
'012345678901234'
'0123456789012345'
'01234567890123456'
'012345678901234567'
'0123456789012345678'
'01234567890123456789'
'012345678901234567890'
'0123456789012345678901'
'01234567890123456789012'
'012345678901234567890123'
'0123456789012345678901234'
'01234567890123456789012345'
'012345678901234567890123456'
'0123456789012345678901234567'
'01234567890123456789012345678'
'012345678901234567890123456789'
'0123456789012345678901234567890'
'01234567890123456789012345678901'
'012345678901234567890123456789012'
'0123456789012345678901234567890123'
'01234567890123456789012345678901234'
'012345678901234567890123456789012345'
'0123456789012345678901234567890123456'
'01234567890123456789012345678901234567'
'012345678901234567890123456789012345678'
'0123456789012345678901234567890123456789'
'01234567890123456789012345678901234567890'
'012345678901234567890123456789012345678901'
'0123456789012345678901234567890123456789012'
'01234567890123456789012345678901234567890123'
'012345678901234567890123456789012345678901234'
'0123456789012345678901234567890123456789012345'
'01234567890123456789012345678901234567890123456'
'012345678901234567890123456789012345678901234567'
'0123456789012345678901234567890123456789012345678'
'01234567890123456789012345678901234567890123456789'
Backwards in dump_string(MirrorString(ReplString("0123456789",1000000000000000000)),50)
'0'
'10'
'210'
'3210'
'43210'
'543210'
'6543210'
'76543210'
'876543210'
'9876543210'
'09876543210'
'109876543210'
'2109876543210'
'32109876543210'
'432109876543210'
'5432109876543210'
'65432109876543210'
'765432109876543210'
'8765432109876543210'
'98765432109876543210'
'098765432109876543210'
'1098765432109876543210'
'21098765432109876543210'
'321098765432109876543210'
'4321098765432109876543210'
'54321098765432109876543210'
'654321098765432109876543210'
'7654321098765432109876543210'
'87654321098765432109876543210'
'987654321098765432109876543210'
'0987654321098765432109876543210'
'10987654321098765432109876543210'
'210987654321098765432109876543210'
'3210987654321098765432109876543210'
'43210987654321098765432109876543210'
'543210987654321098765432109876543210'
'6543210987654321098765432109876543210'
'76543210987654321098765432109876543210'
'876543210987654321098765432109876543210'
'9876543210987654321098765432109876543210'
'09876543210987654321098765432109876543210'
'109876543210987654321098765432109876543210'
'2109876543210987654321098765432109876543210'
'32109876543210987654321098765432109876543210'
'432109876543210987654321098765432109876543210'
'5432109876543210987654321098765432109876543210'
'65432109876543210987654321098765432109876543210'
'765432109876543210987654321098765432109876543210'
'8765432109876543210987654321098765432109876543210'
'98765432109876543210987654321098765432109876543210'
Middle on MirrorString(ReplString("0123456789",1000000000000000000))
s[9999999999999999995] = "5"
s[9999999999999999996] = "6"
s[9999999999999999997] = "7"
s[9999999999999999998] = "8"
s[9999999999999999999] = "9"
s[10000000000000000000] = "9"
s[10000000000000000001] = "8"
s[10000000000000000002] = "7"
s[10000000000000000003] = "6"
s[10000000000000000004] = "5"
s[10000000000000000005] = "4"
Underrun on MirrorString(ReplString("0123456789",1000000000000000000))
s[-5] = "4"
s[-4] = "3"
s[-3] = "2"
s[-2] = "1"
s[-1] = "0"
s[0] = "0"
s[1] = "1"
s[2] = "2"
s[3] = "3"
s[4] = "4"
s[5] = "5"
Overrun on MirrorString(ReplString("0123456789",1000000000000000000))
s[19999999999999999995] = "4"
s[19999999999999999996] = "3"
s[19999999999999999997] = "2"
s[19999999999999999998] = "1"
s[19999999999999999999] = "0"
s[20000000000000000000] = nil
s[20000000000000000001] = nil
s[20000000000000000002] = nil
s[20000000000000000003] = nil
s[20000000000000000004] = nil
s[20000000000000000005] = nil
s5 = 'MirrorString(ReplString("0123456789",1000000000000000000))'
s5[10_000_000_000-1,2] = '"90"'
s5.size.commas = '"20,000,000,000,000,000,000"'
Forwards in dump_string(MirrorString(ReplString("0123456789",1000000000000000000)),50)
'0'
'01'
'012'
'0123'
'01234'
'012345'
'0123456'
'01234567'
'012345678'
'0123456789'
'01234567890'
'012345678901'
'0123456789012'
'01234567890123'
'012345678901234'
'0123456789012345'
'01234567890123456'
'012345678901234567'
'0123456789012345678'
'01234567890123456789'
'012345678901234567890'
'0123456789012345678901'
'01234567890123456789012'
'012345678901234567890123'
'0123456789012345678901234'
'01234567890123456789012345'
'012345678901234567890123456'
'0123456789012345678901234567'
'01234567890123456789012345678'
'012345678901234567890123456789'
'0123456789012345678901234567890'
'01234567890123456789012345678901'
'012345678901234567890123456789012'
'0123456789012345678901234567890123'
'01234567890123456789012345678901234'
'012345678901234567890123456789012345'
'0123456789012345678901234567890123456'
'01234567890123456789012345678901234567'
'012345678901234567890123456789012345678'
'0123456789012345678901234567890123456789'
'01234567890123456789012345678901234567890'
'012345678901234567890123456789012345678901'
'0123456789012345678901234567890123456789012'
'01234567890123456789012345678901234567890123'
'012345678901234567890123456789012345678901234'
'0123456789012345678901234567890123456789012345'
'01234567890123456789012345678901234567890123456'
'012345678901234567890123456789012345678901234567'
'0123456789012345678901234567890123456789012345678'
'01234567890123456789012345678901234567890123456789'
Backwards in dump_string(MirrorString(ReplString("0123456789",1000000000000000000)),50)
'0'
'10'
'210'
'3210'
'43210'
'543210'
'6543210'
'76543210'
'876543210'
'9876543210'
'09876543210'
'109876543210'
'2109876543210'
'32109876543210'
'432109876543210'
'5432109876543210'
'65432109876543210'
'765432109876543210'
'8765432109876543210'
'98765432109876543210'
'098765432109876543210'
'1098765432109876543210'
'21098765432109876543210'
'321098765432109876543210'
'4321098765432109876543210'
'54321098765432109876543210'
'654321098765432109876543210'
'7654321098765432109876543210'
'87654321098765432109876543210'
'987654321098765432109876543210'
'0987654321098765432109876543210'
'10987654321098765432109876543210'
'210987654321098765432109876543210'
'3210987654321098765432109876543210'
'43210987654321098765432109876543210'
'543210987654321098765432109876543210'
'6543210987654321098765432109876543210'
'76543210987654321098765432109876543210'
'876543210987654321098765432109876543210'
'9876543210987654321098765432109876543210'
'09876543210987654321098765432109876543210'
'109876543210987654321098765432109876543210'
'2109876543210987654321098765432109876543210'
'32109876543210987654321098765432109876543210'
'432109876543210987654321098765432109876543210'
'5432109876543210987654321098765432109876543210'
'65432109876543210987654321098765432109876543210'
'765432109876543210987654321098765432109876543210'
'8765432109876543210987654321098765432109876543210'
'98765432109876543210987654321098765432109876543210'
Middle on MirrorString(ReplString("0123456789",1000000000000000000))
s[9999999999999999995] = "5"
s[9999999999999999996] = "6"
s[9999999999999999997] = "7"
s[9999999999999999998] = "8"
s[9999999999999999999] = "9"
s[10000000000000000000] = "9"
s[10000000000000000001] = "8"
s[10000000000000000002] = "7"
s[10000000000000000003] = "6"
s[10000000000000000004] = "5"
s[10000000000000000005] = "4"
Underrun on MirrorString(ReplString("0123456789",1000000000000000000))
s[-5] = "4"
s[-4] = "3"
s[-3] = "2"
s[-2] = "1"
s[-1] = "0"
s[0] = "0"
s[1] = "1"
s[2] = "2"
s[3] = "3"
s[4] = "4"
s[5] = "5"
Overrun on MirrorString(ReplString("0123456789",1000000000000000000))
s[19999999999999999995] = "4"
s[19999999999999999996] = "3"
s[19999999999999999997] = "2"
s[19999999999999999998] = "1"
s[19999999999999999999] = "0"
s[20000000000000000000] = nil
s[20000000000000000001] = nil
s[20000000000000000002] = nil
s[20000000000000000003] = nil
s[20000000000000000004] = nil
s[20000000000000000005] = nil
s6 = 'ReplString(MirrorString(ReplString("0123456789",1000000000000000000)),1000)'
s6.size.commas = '"20,000,000,000,000,000,000,000"'