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version 2003
PA_GetBooleanField (tNum; fNum) → char
Parameter | Type | Description | |
tNum | short | → | Table number of the field to access |
fNum | short | → | Field number of the field to access |
Function result | char | ← | Value of the field |
Description
The routine
PA_GetBooleanField
returns the value of the boolean field number
fNum
of the current record of table number
tNum
.
If the field is not a boolean field, the routine returns 0 and an error code in
PA_GetLastError
.
Example
Check the value of a field.
char value;
value = PA_GetBooleanField( 1, 3 );
if ( PA_GetLastError() == eER_NoErr )
{
if ( value ) // The field is "true"
{
/* . . . */
}
}
See Also
Error Handling
Use
PA_GetLastError
to see if an error occurred (
eER_InvalidFileNumber
,
eER_InvalidFieldNumber
).