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.";

PHP Regular Expressions
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.";

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

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

Error

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

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

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

Error

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

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PHP Regular Expressions
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

1, 3 and 4

2 and 3

Only 1

1 and 4

1, 3 and 4

2 and 3

Only 1

1 and 4

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PHP Regular Expressions
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!";

Error

Username must be all lowercase!

No Output is returned

Username is all lowercase!

Error

Username must be all lowercase!

No Output is returned

Username is all lowercase!

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

preg_search

preg_find

preg_match

preg_found

preg_search

preg_find

preg_match

preg_found

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

2 and 4

Only 1

1 and 3

2, 3 and 4

2 and 4

Only 1

1 and 3

2, 3 and 4

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

preg_destroy()

preg_split()

preg_unchain()

preg_divide()

preg_destroy()

preg_split()

preg_unchain()

preg_divide()

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PHP Regular Expressions

PHP Regular Expressions 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.";

PHP Regular Expressions Which of the following would be a potential match for the Perl-based regular expression /fo{2,4}/ ?1. fol2. fool3. fooool4. fooooool

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

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

PHP Regular Expressions Which among the following is/are not a metacharacter?1. /a2. /A3. /b4. /B

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

PHP Regular Expressions
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.";

PHP Regular Expressions
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

PHP Regular Expressions
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!";

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

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

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