MATLAB Programming/char

"char" is used to convert numbers and cells to character arrays, i.e. strings. It uses the standard ASCII codes. Matlab R12.1 on Windows gives the following output for this code:

Code

for i = -1:257
    disp([num2str(i) ': ' char(i)])
end

Output

Warning: Out of range or non-integer values truncated during conversion from double to character.

 -1:  
 0:  
 1: �
 2: �
 3: �
 4: �
 5: �
 6: �
 7: 
 8:
 9:     
 10: 
 11: �
 12: �
 13: 
 14: �
 15: �
 16: �
 17: �
 18: �
 19: �
 20: �
 21: �
 22: �
 23: �
 24: �
 25: �
 26: �
 27: �

 28: �
 29: �
 30: �
 31: �
 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: ~
 127: 
 128: €
 129: ?
 130: ‚
 131: ƒ
 132: „
 133: …
 134: †
 135: ‡
 136: ˆ
 137: ‰
 138: Š
 139: ‹
 140: Œ
 141: ?
 142: ?
 143: ?
 144: ?
 145: ‘
 146: ’
 147: “
 148: ”
 149: •
 150: –
 151: —
 152: ˜
 153: ™
 154: š
 155: ›

 156: œ
 157: ?
 158: ?
 159: Ÿ
 160:  
 161: ¡
 162: ¢
 163: £
 164: ¤
 165: ¥
 166: ¦
 167: §
 168: ¨
 169: ©
 170: ª
 171: «
 172: ¬
 173: ­
 174: ®
 175: ¯
 176: °
 177: ±
 178: ²
 179: ³
 180: ´
 181: µ
 182: ¶
 183: ·
 184: ¸
 185: ¹
 186: º
 187: »
 188: ¼
 189: ½
 190: ¾
 191: ¿
 192: À
 193: Á
 194: Â
 195: Ã
 196: Ä
 197: Å
 198: Æ
 199: Ç
 200: È
 201: É
 202: Ê
 203: Ë
 204: Ì
 205: Í
 206: Î
 207: Ï
 208: Ð
 209: Ñ
 210: Ò
 211: Ó
 212: Ô
 213: Õ
 214: Ö
 215: ×
 216: Ø
 217: Ù
 218: Ú
 219: Û
 220: Ü
 221: Ý
 222: Þ
 223: ß
 224: à
 225: á
 226: â
 227: ã
 228: ä
 229: å
 230: æ
 231: ç
 232: è
 233: é
 234: ê
 235: ë
 236: ì
 237: í
 238: î
 239: ï
 240: ð
 241: ñ
 242: ò
 243: ó
 244: ô
 245: õ
 246: ö
 247: ÷
 248: ø
 249: ù
 250: ú
 251: û
 252: ü
 253: ý
 254: þ
 255: ÿ
 256: 
 257: �