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function f(str) {
for (var i=0; i<10; i++) {
arr = /foo(ba(r))?/.exec(str);
var x = arr[0] + " " + arr[1] + " " + arr[2];
}
}
f("foobar");
f("foo");
function f(str) {
for (var i=0; i<10; i++) {
arr = /foo(ba(r))?/.exec(str);
var x = arr[0] + " " + arr[1] + " " + arr[2];
}
}
f("foobar");
f("foo");