- $GREETING
- no output
- PHP is a scripting language
- GREETING
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What will be the output of the following PHP code <php $name = "What is your name" if (preg_match("/name/"),$name) echo "My name is Will Pitt "; else echo "My name is not Will Pitt "; if (preg_match("/are/")) echo "I am great" else echo "I am not great"; >?
Answer: Option 3 The code uses preg_match to check for a keyword and replies based on whether it is true (1) or false (0).
1 Answers 2 views
What will be the output of the following PHP code <php define("GREETING","Hello you! How are you today"); echo constant("GREETING"); >?
Answer: Option 1 The define() function defines a constant.
1 Answers 1 views
What will be the output of the following PHP code <php function TV($string) { echo "my favourite TV show is ".$string; function b() { echo " I am here to spoil this code"; } } function b() { echo " I am here to spoil this code"; } b(); >?
Answer: Option 1 This one works because b is declared independent of TV() also.
1 Answers 2 views
What will be the output of the following PHP code <php function TV($string) { echo "my favourite TV show is ".$string; function b() { echo " I am here to spoil this code"; } } function b() { echo " I am here to spoil this code"; } b(); TV("Sherlock"); >?
Answer: Option 2 Function b is declared twice.
1 Answers 4 views
What will be the output of the following PHP code <php $team = "arsenal"; switch ($team) { case "manu": echo "I love man u"; case "arsenal": echo "I love arsenal"; case "manc": echo "I love manc"; } >?
Answer: Option 3 If a break statement isn’t present, all subsequent case blocks will execute until a break statement is located.
1 Answers 3 views
What will be the output of the following PHP code <php define("__LINE__", "PHP is a scripting language"); echo __LINE__; >?
Answer: Option 3 __LINE__ is a magical constant that gives the current line number and cannot be used a variable/constant name.
1 Answers 1 views
What will be the output of the following PHP code <php define("NEW_GOOD_NAME_CONSTANT", "I have a value"); define("OLD_BAD_NAME_CONSTANT", NEW_GOOD_NAME_CONSTANT); echo NEW_GOOD_NAME_CONSTANT; echo OLD_BAD_NAME_CONSTANT; >?
Answer: Option 2 Constants can be set as values for other constants.
1 Answers 1 views
What will be the output of the following PHP code <php define("VAR_NAME","test"); ${VAR_NAME} = "value"; echo VAR_NAME; echo ${VAR_NAME}; >?
Answer: Option 3 ${VAR_NAME} creates a new variable which is not same as VAR_NAME.
1 Answers 1 views
What will be the output of the following PHP code <php function constant() { define("GREETING", "Welcome to Narnia"); echo greeting; } >?
Answer: Option 4 By default constants are case sensitive. Hence an error will arise.
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What will be the output of the following PHP code <php function constant() { define("GREETING", "Welcome to Narnia",true); echo greeting; } >?
Answer: Option 1 By default constants are case sensitive. But the third parameter in define(), if set to true, makes constants case insensitive.
1 Answers 2 views