| Navigation: Language Reference > 13 - Built-in Functions >====== WHO (return field name from group) ====== |    |
WHO( group, number )
| WHO | Returns a string containing the name of a specified field from a group structure. |
| group | The label of a GROUP, RECORD, CLASS, or QUEUE declaration with the BINDABLE attribute. |
| number | An integer expression specifying the ordinal position of a field in the group. |
The WHO statement returns a string containing the name of the number specified field from a group structure.
Return Data Type: STRING
Example:
MyGroup GROUP
F1 LONG !Field number 1
F2 SHORT !Field number 2
F3 STRING(30) !Field number 3
InGroup GROUP !Field number 4
F4 LONG !Field number 5
F5 SHORT !Field number 6
F6 STRING(30),NAME('CustomName') !Field number 7
END
END
CurrentField STRING(30)
CODE
CurrentField = WHO(MyGroup,1) !Returns “F1”
CurrentField = WHO(MyGroup,6) !Returns “F5”
CurrentField = WHO(MyGroup,7) !Returns “CustomName”
See Also: