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How many functions does PHP offer for searching strings using POSIX style regular expression?

10

9

8

7

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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

1 and 2

All of the mentioned

3 and 4

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POSIX implementation was deprecated in which version of PHP?

PHP 4

PHP 5

PHP 5.3

PHP 5.2

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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 is Cameron Fox. tea?

Hello! My name is Cameron Fox. Coffee?

Hello! My name was Cameron Fox. Coffee?

Hello! My name was Cameron Fox. tea?

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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.";

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

Error

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

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

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

preg_unchain()

preg_split()

preg_destroy()

preg_divide()

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

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

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

this is some text that we might like to parse.

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

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Which one of the following functions can be used to concatenate array elements to form a single delimited string?

implode()

explode()

concat()

concatenate()

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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

Only 1

2 and 3

1, 3 and 4

1 and 4

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POSIX stands for

Portable Operating System Interface for Linux

Portative Operating System Interface for Linux

Portable Operating System Interface for Unix

Portative Operating System Interface for Unix

TRUE ANSWER : ?
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How many functions does PHP offer for searching strings using POSIX style regular expression?

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()

POSIX implementation was deprecated in which version of PHP?

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);

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 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/>$text = "this istsome text thatnwe might like to parse.";<br/>print_r(split("[nt]",$text));

Which one of the following functions can be used to concatenate array elements to form a single delimited string?

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

POSIX stands for