isSorted

isSorted(X, [ascending=true])

X is a vector.

ascending is a Boolean indicating whether X is sorted in ascending order(true) or descending order(false). The default value is true.

Check whether a vector is sorted or not.

x=NULL 1 2 3
isSorted(x);
// output
true

t=table(9 7 5 3 as x, 1 5 2 4 as y)
t.x.isSorted(false);
// output
true

t.y.isSorted();
// output
false