Source code
Revision control
Copy as Markdown
Other Tools
var log;
function b(x) { log += 'b'; return 'B'; }
function g() {
log = '';
var a = {toString: function () { log += 'a'; return 'A'; }};
assertEq("[" + a + b() + "]", "[AB]");
assertEq(log, "ab");
}
for (var i = 0; i < 1000; ++i)
g();