Valid entries for display files

The table in this topic shows a list of valid entries for display files.

• Default (blank)
  If you leave position 35 blank, the entry in positions 36 and 37 (decimal positions) determines the data type of the field .
• Alphabetic only (X)
  Both types of keyboards are in lowershift. Only the characters A through Z, comma (,), period (.), dash (–), and space ( ) can be typed in.
• Alphanumeric shift (A)
  Both types of keyboards are in lowershift. All characters are valid for entry.
• Numeric shift (N)
  To allow numeric entry, you must use uppershift for the data-entry keyboard and lowershift for the typewriter-like keyboard. All characters are valid for entry.
• Signed numeric (S)
  You can only type the numbers 0 through 9 into the field (no blanks, no plus sign, no minus sign).
• Numeric only (Y)
  You can only type the numbers 0 through 9, plus (+), minus (-), period (.), comma (,), and space ( ) into the field. You can press any key to leave the field.
• Katakana (W)
  This field attribute designates the Japanese Katakana keyboard shift. All characters are valid for entry.
• Inhibit keyboard entry (I)
  A field with this keyboard shift attribute does not accept data typed in from the keyboard, and an error is issued if you press any keys.
• Digits only (D)
  To allow numeric entry, you must use uppershift for the data-entry keyboard and lowershift for the typewriter-like keyboard.
• Numeric only character (M)
  The M keyboard shift defines a character field that allows you to type only the digits 0 through 9, plus (+), minus (-), comma (,), period (.), and blank into the field.
• Floating point (F)
  You can type any combination of characters in a floating-point field (but only the digits 0 through 9, sign characters (+ or -), E or e, decimal point (.), and comma (,) are valid).
• Date (L), Time (T), and Timestamp (Z)
  Both types of keyboards are in lowershift. All characters are valid for entry.