CS202
5- ‹#›
Exceptions w/ Classes (version2)
//Implementation of
dyn_a1 constructor and destructor
inline
dyn_a1::dyn_a1(INDEX i) throw(bad_alloc) :
d1(0) { //set to 0 in case of
exception
a0 = new int[i]; //total # elements for 1D array
d1 = i; //# of 1D array
elements
}
inline
dyn_a1::~dyn_a1() throw() {
delete[] a0; //deallocate all array
elements
}
n
//Implementation of
subscript operator
inline int
&dyn_a1::operator[](INDEX i) throw() {
if (i<0 || i>=d1) { //check if out of bounds
bad_index e; //create bad_index object
e.index = i; //save bad index
throw(e); //throw bad_index
exception
}
return (a0[i]); //ith element in 1D array
}