PHP - OperatorsFind the error in this PHP expression:$result = 10 - 4 / 2 *;ADivision operator used incorrectlyBMissing operand after the last operatorCSubtraction operator has wrong precedenceDExpression is correctCheck Answer
Step-by-Step SolutionSolution:Step 1: Analyze the expression syntaxThe expression ends with an operator '*', but no operand follows it. This is a syntax error.Step 2: Confirm the error typeOperators must have operands on both sides. Missing operand after '*' causes error.Final Answer:Missing operand after the last operator -> Option BQuick Check:Operator must have operands both sides [OK]Quick Trick: Check if every operator has two operands [OK]Common Mistakes:Ignoring missing operand errorsThinking operator precedence causes errorAssuming expression is valid
Master "Operators" in PHP9 interactive learning modes - each teaches the same concept differentlyLearnWhyDeepVisualTryChallengeProjectRecallTime
More PHP Quizzes Operators - String concatenation operator - Quiz 12easy Operators - Why operators matter - Quiz 13medium Operators - Comparison operators (loose and strict) - Quiz 8hard Output and String Handling - Printf and sprintf formatting - Quiz 12easy Output and String Handling - Echo statement - Quiz 1easy PHP Basics and Execution Model - First PHP program (Hello World) - Quiz 12easy PHP Basics and Execution Model - Comments in PHP - Quiz 13medium Type Handling - Isset, empty, and is_null behavior - Quiz 14medium Variables and Data Types - Float type and precision - Quiz 1easy Variables and Data Types - Why variables are needed in PHP - Quiz 13medium