RangeMissingCount() finds the number of non-numeric values (including NULL) in the expression or field.
Syntax:
RangeMissingCount(first_expr {, Expression})
Return data type: integer
Arguments:
The argument expressions of this function may contain inter-record functions with a third optional parameter, which in themselves return a range of values.
| Argument | Description |
|---|---|
| first_expr | The expression or field containing the data to be measured. |
| Expression | Optional expressions or fields containing the range of data to be measured. |
Examples and results:
| Examples | Results |
|---|---|
| RangeMissingCount (1,2,4) |
Returns 0 |
| RangeMissingCount (5,'abc') | Returns 1 |
| RangeMissingCount (null( )) |
Returns 1 |
Example with expression:
RangeMissingCount (Above(MinString(MyField),0,3))
Returns the number of non-numeric values in the three results of the MinString(MyField) function evaluated on the current row and two rows above the current row.
Data used in examples:
| MyField |
RangeMissingCount(Above(MinString(MyField),0,3)) |
|---|---|
| 10 | Returns 2 because there are no rows above this row so 2 of the 3 values are missing. |
| abc | Returns 2 because there is only 1 row above the current row and the current row is non-numeric ('abc'). |
| 8 | Returns 1 because 1 of the 3 rows includes a non-numeric ('abc'). |
| def | Returns 2 because 2 of the 3 rows include non-numeric values ('def' and 'abc'). |
| xyz | Returns 2 because 2 of the 3 rows include non-numeric values (' xyz' and 'def'). |
| 9 | Returns 2 because 2 of the 3 rows include non-numeric values (' xyz' and 'def'). |
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