PHP REGULAR EXPRESSIONS QUIZ

Which one of the following functions will convert a string to all uppercase?

uppercase()

struppercase()

str_uppercase()

strtoupper()

TRUE ANSWER : ?
YOUR ANSWER : ?

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

strrpos()

strlastpos()

strlast()

strpos()

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following regular expression matches any string containing zero or one p?

P?

p+

p#

p*

TRUE ANSWER : ?
YOUR ANSWER : ?

PHP has long supported two regular expression implementations known as _ and _. 1. Perl 2. PEAR 3. Pearl 4. POSIX

1 and 2

2 and 3

2 and 4

1 and 4

TRUE ANSWER : ?
YOUR ANSWER : ?

POSIX implementation was deprecated in which version of PHP?

PHP 5.3

PHP 5

PHP 5.2

PHP 4

TRUE ANSWER : ?
YOUR ANSWER : ?

Which among the following is/are not a metacharacter? 1. /a 2. /A 3. /b 4. /B

2, 3 and 4

1 and 3

Only 1

2 and 4

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following preg PHP functions is used to take a string, and put it in an array?

preg_unchain()

preg_destroy()

preg_split()

preg_divide()

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()

3 and 4

None of the mentioned

1 and 2

All of the mentioned

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? $number = array(0,1,two,three,four,5); $num = preg_grep("/[0-5]/", $number); print_r($num);

Array([1]=> 1)

Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5)

Array([0]=>0 [1]=>1 [5]=>5)

Array([2]=>two [3]=>three [4]=>four)

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);

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

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

Error

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

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following functions will convert a string to all uppercase?

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

Which one of the following regular expression matches any string containing zero or one p?

PHP has long supported two regular expression implementations known as _ and _.<br/>1. Perl<br/>2. PEAR<br/>3. Pearl<br/>4. POSIX

POSIX implementation was deprecated in which version of PHP?

Which among the following is/are not a metacharacter?<br/>1. /a<br/>2. /A<br/>3. /b<br/>4. /B

Which one of the following preg PHP functions is used to take a string, and put it in an array?

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()

What will be the output of the following PHP code?<br/>$number = array(0,1,two,three,four,5);<br/>$num = preg_grep("/[0-5]/", $number);<br/>print_r($num);

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);