contoh dalam jadual berikut menunjukkan beberapa cara yang
anda boleh menggunakan topeng input.
THIS INPUT MASK
|
PROVIDES THIS TYPE OF VALUE
|
NOTES
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(000) 000-0000
|
(206) 555-0199
|
In this case, you must enter an area code
because that section of the mask (000, enclosed in parentheses) uses the 0
placeholder
|
(999) 000-0000!
|
(206) 555-0199
( ) 555-0199
|
In this case, the area code section uses the 9 placeholder, so area
codes are optional. Also, the exclamation point (!) causes the mask to fill
in from left to right.
|
(000) AAA-AAAA
|
(206) 555-TELE
|
Allows you to substitute the last four digits
of a U.S. style phone number with letters. Note the use of the 0 placeholder
in the area code section, which makes the area code mandatory.
|
#999
|
-20
2000 |
Any positive or negative number, no more
than four characters, and with no thousands separator or decimal places
|
>L????L?000L0
|
GREENGR339M3
MAY R 452B7 |
A combination of mandatory (L) and optional
(?) letters and mandatory numbers (0). The greater-than sign forces users to
enter all letters in uppercase. To use an input mask of this type, you must
set the data type for the table field to Text or Memo
|
00000-9999
|
98115-
98115-3007 |
A mandatory postal code and an optional
plus-four section.
|
>L<??????????????
|
Maria
Pierre |
A first or last name with the first letter
automatically capitalized.
|
ISBN
0-&&&&&&&&&-0
|
ISBN 1-55615-507-7
|
A book number with the literal text,
mandatory first and last digits, and any combination of letters and
characters between those digits.
|
>LL00000-0000
|
DB51392-0493
|
A combination of mandatory letters and
characters, all uppercase. Use this type of input mask, for example, to help
users enter part numbers or other forms of inventory correctly.
|
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