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syntactic unit > symbol > operator > arithmetic operator > +

+
subject			fact

+	+ indicates string concatenation if its operands have type String otherwise + indicates addition
	has purpose to add two operands together or to perform string concatenation
	has syntax operand1 + operand2
	indicates addition
	is said to be an overloaded operator because it has two different meanings depending on the types of its operands
	is a subtopic of Operators
	is an instance of arithmetic operator
	is an instance of binary operator
binary operator	uses an infix notation
operator	evaluates to its result
	has precedence
	is part of an expression
	is evaluated before another operator with lower precedence
	returns a value called its result
syntactic unit	has syntax rule bold = mandatory italic = non-terminal normal font = optional