... NA Less than, less than or equal to, greater than, greater than or equal to == != === <> NA Is equal to, is not equal to, is identical to, is not equal to & ^ | Left Bitwise AND, bitwise ... because the multiplication (*) operator is left -to- right associative. In contrast, right -to- left associativity evaluates operators of the same precedence from right to left:$c = 5;print $value ... this type of operator.String OperatorsPHP’s string operators (see Table 3-6) provide a convenient way in which to concatenate strings together. There are two such operators, including the...