function testIncDec2(ii) { var x = []; for (let j=0;j<5;++j) { ii=j; jj=j; var kk=j; x.push(ii--); x.push(jj--); x.push(kk--); x.push(++ii); x.push(++jj); x.push(++kk); } return x.join(","); } function testIncDec() { return testIncDec2(0); } assertEq(testIncDec(), "0,0,0,0,0,0,1,1,1,1,1,1,2,2,2,2,2,2,3,3,3,3,3,3,4,4,4,4,4,4");