lastindexof

string.lastIndexOf(searchValue[, fromIndex])

3.5
4
Awgiedawgie 440220 points

                                    string.lastIndexOf("subString")

3.5 (4 Votes)
0
4.56
9
Awgiedawgie 440220 points

                                    var numbers = [2, 5, 9, 2];
numbers.lastIndexOf(2);     // 3
numbers.lastIndexOf(7);     // -1
numbers.lastIndexOf(2, 3);  // 3
numbers.lastIndexOf(2, 2);  // 0
numbers.lastIndexOf(2, -2); // 0
numbers.lastIndexOf(2, -1); // 3

4.56 (9 Votes)
0
4
4
Awgiedawgie 440220 points

                                    'canal'.lastIndexOf('a');     // retorna 3
'canal'.lastIndexOf('a', 2);  // retorna 1
'canal'.lastIndexOf('a', 0);  // retorna -1
'canal'.lastIndexOf('x');     // retorna -1
'canal'.lastIndexOf('c', -5); // retorna 0
'canal'.lastIndexOf('c', 0);  // retorna 0
'canal'.lastIndexOf('');      // retorna 5
'canal'.lastIndexOf('', 2);   // retorna 2

4 (4 Votes)
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