PHP REGULAR EXPRESSIONS QUIZ

What will be the output of the following PHP code? $str = "Hello! My name is Cameron Fox. Coffee?"; $find = array('/is/','/coffee/'); $replace = array('/was/','/tea/'); echo preg_replace ($find, $replace, $str);

Hello! My name was Cameron Fox. tea?

Hello! My name was Cameron Fox. Coffee?

Hello! My name is Cameron Fox. tea?

Hello! My name is Cameron Fox. Coffee?

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one of the following is not a preg PHP function?

preg_match_all

preg_match

preg_matchall

preg_split

TRUE ANSWER : ?
YOUR ANSWER : ?

Parameter flags was added in which version of PHP?

PHP 4.0

PHP 4.3

PHP 4.1

PHP 4.2

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 if we replace the line $num = preg_grep(“/[0-5]/”, $number); with $num = preg_grep(“/[0-5]/”, $number, PREG_GREP_INVERT);?

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

Array([1]=> 1)

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

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

TRUE ANSWER : ?
YOUR ANSWER : ?

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

strrpos()

strpos()

strlast()

strlastpos()

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code? echo str_pad("Salad", 5)." is good.";

is good SaladSaladSaladSaladSalad

Salad is good

SaladSaladSaladSaladSalad is good

is good Salad

TRUE ANSWER : ?
YOUR ANSWER : ?

How many functions does PHP offer for searching and modifying strings using Perl-compatible regular expressions.

8

10

7

9

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_split()

preg_divide()

preg_unchain()

preg_destroy()

TRUE ANSWER : ?
YOUR ANSWER : ?

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 Will Pitt I am not great

My name is not Will Pitt I am not great

My name is not Will Pitt I am great

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code?<br/>$str = "Hello! My name is Cameron Fox. Coffee?";<br/>$find = array('/is/','/coffee/');<br/>$replace = array('/was/','/tea/');<br/>echo preg_replace ($find, $replace, $str);

Which one of the following is not a preg PHP function?

Parameter flags was added in which version of PHP?

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 if we replace the line $num = preg_grep(“/[0-5]/”, $number); with $num = preg_grep(“/[0-5]/”, $number, PREG_GREP_INVERT);?

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

What will be the output of the following PHP code?<br/>echo str_pad("Salad", 5)." is good.";

How many functions does PHP offer for searching and modifying strings using Perl-compatible regular expressions.

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

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";