我有一个VBA函数,它根据输入的一个参数返回布尔值(true/false)。我尝试将此函数插入访问表单上的验证规则中。MyFunction ([My Field])Public Function MyFunction(str as String) as Boolean
MyFunction=Len(str)>4 'Just as an example, the actual function is a bit more complex, but still returns true when expected and fa