CHCKNUM_UDF

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Definition

Check if a string value represents a numeric value.

PUBLIC.CHKNUM_UDF(NUM STRING);

Parameters

NUM STRING

The value of the string to be checked.

Returns

Returns 1 if the parameter is a valid number. Otherwise, returns 0.

Example

Input:

SELECT CHKNUM('1032');

Output:

SELECT
--** MSC-WARNING - MSCEWI1020 - CUSTOM UDF 'CHKNUM_UDF' INSERTED. **
PUBLIC.CHKNUM_UDF('1032');