Merge pull request #351 from arduino/SimonePDA-patch-30

Update equalTo.adoc

Author: kengdahl

Language/Structure/Comparison Operators/equalTo.adoc

@@ -18,7 +18,7 @@ subCategories: [ "Comparison Operators" ]
 
 [float]
 === Description
-Compares the variable on the left with the value or variable on the right of the operator. Returns true when the two operands are equal. 
+Compares the variable on the left with the value or variable on the right of the operator. Returns true when the two operands are equal. Please note that you may compare variables of different data types, but that could generate unpredictable results, it is therefore recommended to compare variables of the same data type including the signed/unsigned type.
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