Can anyone help me to explain about this problem var c = 3,d = 4; a = d; b = c; ++d; alert(a*d+c);

Answer 1

var c = 3,d = 4;
var a = d; // a = 4 now
var b = c;
++d; // d = 5 now
console.log(a*d+c); // 4*5+3 = 23