Maths: Strings and Numbers
x1 = "1"; // this is a string y1 = "2"; // this is a string x1+y1 = z; // z = "12"; x2 = 1; // this is a number y2 = 2; // this is a number z2 = x2+y2; // z = 3;
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x1 = "1"; // this is a string y1 = "2"; // this is a string x1+y1 = z; // z = "12"; x2 = 1; // this is a number y2 = 2; // this is a number z2 = x2+y2; // z = 3;
