| Input Parameter | Significance |
| DtvLong idf | Field ID |
| char mod |
Local search mode: 0 = no case sensitivity 'I' = INSENSITIVE, ignore case 'S' = SENSITIVE, consider case |
| Output Parameter | Significance |
| none | - |
| Return Code | Significance |
| 0 | OK |
| 1 | Wrong search mode |
If a field-specific case-sensitivity has been set, the global sensitivity set by the default variable QUERYMODE will be ignored for the corresponding field.