RangeTextCount() returns the number of text values in an expression or field.
Syntax:
RangeTextCount(first_expr[, Expression])
Return data type: integer
Arguments:
The arguments of this function may contain inter-record functions which in themselves return a list 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 |
|---|---|
| RangeTextCount (1,2,4) | Returns 0 |
| RangeTextCount (5,'abc') | Returns 1 |
| RangeTextCount (null( )) | Returns 0 |
Example with expression:
RangeTextCount (Above(MaxString(MyField),0,3))
Returns the number of text values within the three results of the MaxString(MyField) function evaluated over the current row and two rows above the current row.
Data used in examples:
Tip noteDisable sorting of MyField to ensure that the example works as expected.
| MyField | MaxString(MyField) | RangeTextCount(Above(Sum(MyField),0,3)) |
|---|---|---|
| 10 |
10 |
0 |
| abc | abc | 1 |
| 8 | 8 | 1 |
| def | def | 2 |
| xyz | xyz | 2 |
| 9 | 9 | 2 |
Data used in examples:
RangeTab:
LOAD * INLINE [
MyField
10
'abc'
8
null()
'xyz'
9
] ;