String repetition

Question

String repetition

Accepted Answer

The * operator on a string repeats it n times end-to-end. 'ab' * 3 concatenates three copies: 'ab' + 'ab' + 'ab' = 'ababab'. This works for lists too: [0] * 3 gives [0, 0, 0] - though watch out when the element is mutable.