Can I use arithmetic operators on Strings?
In many languages, you can use the '+' operator to concatenate (join) strings together, but operators like '-' or '*' usually result in errors when used on strings.
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More FAQs in Basic Arithmetic and Logical Operators Explained
The modulo operator divides one number by another and returns the remainder. It is widely used to check for even/odd numbers or to constrain array indices.
A single '=' is used to assign a value to a variable. A double '==' is used to compare two values to see if they are equal.
It is an optimization where the program stops evaluating a logical expression as soon as the final result is guaranteed (e.g., the first part of an AND is false).
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