valueSubtract
fn
bool valueSubtract(out gobject.value.Value dest, gobject.value.Value minuend, gobject.value.Value subtrahend)Subtracts subtrahend from minuend and stores the result in dest. Note that this means subtraction as in sets, not as in mathematics.
Parameters
dest | the destination value for the result if the subtraction is not empty. May be null, in which case the resulting set will not be computed, which can give a fair speedup. |
minuend | the value to subtract from |
subtrahend | the value to subtract |
Returns
true if the subtraction is not empty