#scala
Since toString in user-defined class overrides the pre-defined toString method, it has to be tagged with the override flag.
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Classes - Scala Documentation move and toString. move takes two integer arguments but does not return a value (the implicit return type Unit corresponds to void in Java-like languages). toString, on the other hand, does not take any parameters but returns a String value. <span>Since toString overrides the pre-defined toString method, it has to be tagged with the override flag.
Classes in Scala are parameterized with constructor arguments. The code above defines two constructor arguments, xc and yc; they are both visible in the whole body of the class. In our e Summary
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