Map-iterator-1.js (248B)
1 // for-of can be used to iterate over a Map twice. 2 3 var map = new Map([['a', 0], ['b', 1], ['c', 2]]); 4 var log = ''; 5 6 for (let i = 0; i < 2; i++) { 7 for (let [k, v] of map) 8 log += k + v; 9 log += ';' 10 } 11 assertEq(log, 'a0b1c2;a0b1c2;');