Comparison operators (also called binary operators) compare a variable with a value or with another variable. Comparison operators propose a relationship and ask SAS to determine whether that ...

Deciding which operator to use ultimately depends on the context of your command and what you are trying to achieve. Just remember that you are working with objects and strive for economy and ...

Bash's regular expression comparison operator takes a string on the left and an extended regular expression on the right. It returns 0 (success) if the regular expression matches the string, otherwise ...