Description:
Get the names of fields of the table sequence according to the ordinal numbers of these fields.
Syntax:
T. fname(i)
Note:
The function gets the name of the field whose ordinal number is i from table sequence T. Return all field names in T If no parameter is present.
Parameter:
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T |
Table sequence |
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i |
Ordinal number of a field |
Return value:
String/Sequence
Example:
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A |
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1 |
=demo.query("select EID,NAME,DEPT,SALARY from EMPLOYEE") |
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2 |
=A1.fname(2) |
Return “NAME” . |
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3 |
=A1.fname() |
Return a sequence comprising all field names in A1.
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Related function: