Description

An expression is a combination of values, variables, and operators, which computes (or evaluates) and returns a value.

  • The values in an expression can be of various data types.
  • An expression is evaluated based on the operators used.

For more details on operators, check JavaScript Operators.

The below expression contains two values.

5 * 10

The below expression contains a variable and value.

x * 10

The below expression contains two strings that are concatenated using the string concatenation operator.

"Jack" + " " + "Sparrow"

Overall

JavaScript Expressions are useful in computing statements and returning the results.

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