If it falls outside the range the construct evaluates to true . The operands must be of the same type, and are restricted to numbers, strings, dates, times or monetary values with the same currency code. String comparison is defined as per the Unicode standard. The is before and related operators provide comparison operations similar to is within . The operands must be of the same type, and are restricted to numbers, strings, dates, times or monetary values with the same currency code.
String comparison is defined as per the Unicode standard.
Before and below denote earlier in the scalar range, while after and above denote later in the scalar range. The over operator performs division and throws an overflow exception if the denominator is zero. The plus operator can also be applied to string operands, to perform string concatenation. The mechanism for binding XForms User Interface controls generally assumes that each form control is bound to a single model item . Some user interface controls such as buttons and image-maps may need to set the values of several model item s in the same action.