tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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Map-constructor-3.js (236B)

      1 // Map can take an argument that is an array of singleton arrays.
      2 
      3 var arr = [["a"], ["b"], ["c"]];
      4 var m = new Map(arr);
      5 assertEq(m.size, 3);
      6 for (var [k, _] of arr) {
      7    assertEq(m.has(k), true);
      8    assertEq(m.get(k), undefined);
      9 }