PHP REGULAR EXPRESSIONS QUIZ

What will be the output of the following PHP code? $name = "What is your name?"; if (preg_match("/name/"),$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";

My name is Will Pitt I am great

My name is not Will Pitt I am not great

My name is not Will Pitt I am great

My name is Will Pitt I am not great

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? $line = "You like dogs. I hate dogs. We should marry." $sen = preg_split('/./', $line); print_r($sen);

You like dogs. I hate dogs. We should marry.

Error

Array([0]=>You like dogs. [1]=>I hate dogs. [2]=>We should marry.)

Array([0]=>You like dogs. I hate dogs. We should marry.)

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? $text = "this istsome text thatnwe might like to parse."; print_r(split("[nt]",$text));

[0] => this is [1] => some text that [2] => we might like to parse.

Array ( [0] => this is [1] => some text that [2] => we might like to parse. )

Array ( [0] => some text that [1] => we might like to parse. )

this is some text that we might like to parse.

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? $username = "jasoN"; if (ereg("([^a-z])",$username)) echo "Username must be all lowercase!"; else echo "Username is all lowercase!";

No Output is returned

Username must be all lowercase!

Error

Username is all lowercase!

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? $author = "nachiketh@example.com"; $author = str_replace("a","@",$author); echo "Contact the author of this article at $author.";

Error

Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com

Contact the author of this article at n@chiketh@ex@mple.com

Contact the author of this article at nachiketh@ex@mple.com

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following would be a potential match for the Perl-based regular expression /fo{2,4}/ ? 1. fol 2. fool 3. fooool 4. fooooool

2 and 3

1, 3 and 4

1 and 4

Only 1

TRUE ANSWER : ?
YOUR ANSWER : ?

Say we have two compare two strings which of the following function/functions can you use? 1. strcmp() 2. strcasecmp() 3. strspn() 4. strcspn()

None of the mentioned

All of the mentioned

3 and 4

1 and 2

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following functions finds the last occurrence of a string, returning its numerical position?

strlast()

strlastpos()

strrpos()

strpos()

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following functions is used to search a string?

preg_search

preg_found

preg_match

preg_find

TRUE ANSWER : ?
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What will be the output of the following PHP code? $url = "contact@examians.com"; echo ltrim(strstr($url, "@"),"@");

contact

contact@

examians.com

contact@examians.com

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code?<br/>$name = "What is your name?";<br/>if (preg_match("/name/"),$name)<br/>echo "My name is Will Pitt ";<br/>else<br/>echo "My name is not Will Pitt ";<br/>if (preg_match("/are/"))<br/>echo "I am great"else echo "I am not great";

What will be the output of the following PHP code?<br/>$line = "You like dogs. I hate dogs. We should marry."<br/>$sen = preg_split('/./', $line);<br/>print_r($sen);

What will be the output of the following PHP code?<br/>$text = "this istsome text thatnwe might like to parse.";<br/>print_r(split("[nt]",$text));

What will be the output of the following PHP code?<br/>$username = "jasoN";<br/>if (ereg("([^a-z])",$username))<br/>echo "Username must be all lowercase!";<br/>else<br/>echo "Username is all lowercase!";

What will be the output of the following PHP code?<br/>$author = "nachiketh@example.com";<br/>$author = str_replace("a","@",$author);<br/>echo "Contact the author of this article at $author.";

Which of the following would be a potential match for the Perl-based regular expression /fo{2,4}/ ?<br/>1. fol<br/>2. fool<br/>3. fooool<br/>4. fooooool

Say we have two compare two strings which of the following function/functions can you use?<br/>1. strcmp()<br/>2. strcasecmp()<br/>3. strspn()<br/>4. strcspn()

Which one of the following functions finds the last occurrence of a string, returning its numerical position?

Which one of the following functions is used to search a string?

What will be the output of the following PHP code?<br/>$url = "contact@examians.com";<br/>echo ltrim(strstr($url, "@"),"@");