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Specifies whether the field is to be checked by calling a LANSA function or a 3GL program. Note that additional parameters cannot be specified if a validation function is being specified. See the FUNCTION command in the Technical Reference Guide for design constraints on validation functions.
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| Note |
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| Note that LANSA does not check that the 3GL program being called has the correct parameter list. This is a user's responsibility. |
And Additional Parameters
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As with the standard parameters, the actual value is passed in a work area so it is not possible to change the value of a field by changing the parameter value in the validation program.
| Note |
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| Note 1: Additional parameters may only be used when a 3GL program is called, and cannot be used when a validation function is called. |
| Note |
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| Note 2: LANSA does not check that the 3GL program being called has the correct parameter list. This is a user responsibility. |
If the Program Gives a Good Return Code
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