Bug The foo function is intended to add two numbers. However, due to JavaScript's loose typing, if one of the inputs is a string, the + operator performs string concatenation instead of numerical ...

While JavaScript has many applications, working with string values is one of the most popular. Strings are objects within the JavaScript language. They are not stored as character arrays, so built ...

Bug Description JavaScript's dynamic typing system can lead to surprising results when combining numbers and strings using the '+' operator. Instead of throwing an error, it performs string ...