Validates the data entered in an F_INT field
| Call | ||
| #include <vv_int.h> | ||
| int vf_int(stp, picp, dfldp, cvbufp) | ||
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UCHAR *stp |
Pointer to the string containing the field data |
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| UCHAR *picp | Pointer to the picture associated with the string | |
| DFIELDPTR dfldp | Pointer to the integer field to validate | |
| UCHAR *cvbufp | Pointer to conversion buffer | |
| Returns | ||
| 1 | The data is valid for this F_INT field. | |
| 0 | The data is invalid for this F_INT field. | |
| Description
vf_int() performs several validation checks on the data. If the data does not pass a validation check, VAL_ERR is set. The form editor will then display the appropriate message. The following table lists the validation checks and the message displayed in the error window if the check fails. |
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| vf_int() checks for: | Message: | |
| Decimal separator(s) | NO_DECPOINT | |
| Exponential notation symbol (E) | NO_EXP | |
| Multiple signs | MULT_SIGN | |
| Embedded signs | SIGN_FIRST | |
| Embedded blanks (accepted | NO_BLANKS | |
| between sign and first digit) | ||
| The value is outside the range specified for | OUTOFRANGE | |
| this field or is too large or small to convert | ||
| to an integer. | ||
| Vermont Views validation messages are defined in vv_valmsg.c. | ||
| Related Functions
vf_bool(), vf_ch(), vf_date(), vf_dec(), vf_fill(), vf_double(), vf_long(), vf_req(), vf_st(), vf_time() |
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