ADELIA |
VADELIA |
SADELIA |
WADELIA |
EADELIA |
(I/B) |
(I/B) |
(B) |
(I/B) |
(B) |
Description
This predefined function is used to check whether the character string is alphabetic only.
A field is alphabetic if it contains only characters from ranges [a-z] and [A-Z].
Syntax
Result = &ALPHABETIC(String)
Parameters
Description |
Contents |
Controls |
|
Result |
One-position alphanumeric |
Possible values: 0 Non-alphabetic 1 Alphabetic |
|
String |
Alphanumeric constant or variable. |
Character string to be checked. |
Mandatory parameter. |
Notes:
- If there are blank characters at the end of the string, those are ignored on execution.
- If the field contains blank characters only, it is considered to be an alphabetic field.
Example
STRING = 'ABCDEFGHIJ'
TEST_ALPHA = &ALPHABETIC(STRING)
* TEST_ALPHA is equal to 1 (alphabetic).
*
* if STRING = 'A1CDEFGHIJ', TEST_ALPHA is equal to 0 (non alphabetic).
* if STRING = 'ABCdEfGhIJ', TEST_ALPHA is equal to 1 (alphabetic).
List of predefined functions by topic
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