- Welcome to Narnia
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- 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"; } } b(); >?
Answer: Option 2 b is undeclared if TV() is not called first.
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 function TV($string) { echo "my favourite TV show is ".$string; function b() { echo " I am here to spoil this code"; } } a("Sherlock"); b(); >?
Answer: Option 3 b is declared as TV() is executed first.
1 Answers 2 views
What will be the output of the following PHP code <php define("GREETING", "PHP is a scripting language"); echo $GREETING; >?
Answer: Option 2 Constants do not need a $ before them, they are referenced by their variable names itself.
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 class myObject { } define('myObject::CONSTANT', 'test'); echo myObject::CONSTANT; >?
Answer: Option 2 Class constants cannot be defined outside class.
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.
1 Answers 1 views