RangeMinString() returns the first value in the text sort order that it finds in the expression or field.
Syntax:
RangeMinString(first_expr[, Expression])
Return data type: string
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 |
|---|---|
| RangeMinString (1,2,4) |
Returns 1 |
|
RangeMinString ('xyz','abc') |
Returns 'abc' |
| RangeMinString (5,'abc') | Returns 5 |
| RangeMinString (null( )) |
Returns NULL |
Example with expression:
RangeMinString (Above(MinString(MyField),0,3))
Returns the first (in text sort order) of 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 | RangeMinString(Above(MinString(MyField),0,3)) |
|---|---|
| 10 |
10 |
| abc | 10 |
| 8 | 8 |
| def | 8 |
| xyz | 8 |
| 9 | 9 |
Data used in examples:
RangeTab:
LOAD * INLINE [
MyField
10
'abc'
8
'def'
'xyz'
9
] ;
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