PHP: 20 Lessons to Successful Web Development

Applying Comparison and Logical Operators

To view the accompanying video for this lesson, please visit mhprofessional.com/nixonphp/.

Continuing our exploration of operators, this lesson covers how to use comparison operators, creating statements using logic operators, and the precedence and associativity of operators. Don’t worry, though, these are just fancy terms for some very simple operations.

   For example, as you will soon learn, comparison is where you test whether a value is or isn’t equal to another (or is greater than or less than), ...