PHP Regular Expressions PHP has long supported two regular expression implementations known as _______ and _______.1. Perl2. PEAR3. Pearl4. POSIX 2 and 4 1 and 4 2 and 3 1 and 2 2 and 4 1 and 4 2 and 3 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions 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 contact contact@examians.com contact@ examians.com ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions 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] => this is [1] => some text that [2] => we might like to parse. ) Array ( [0] => some text that [1] => we might like to parse. ) [0] => this is [1] => some text that [2] => we might like to parse. this is some text that 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. ) [0] => this is [1] => some text that [2] => we might like to parse. this is some text that we might like to parse. ANSWER DOWNLOAD EXAMIANS APP
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 1, 3 and 4 1 and 4 Only 1 2 and 3 1, 3 and 4 1 and 4 Only 1 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions [:alpha:] can also be specified as. [A-za-z] [A-z] [a-z] [A-Za-z0-9] [A-za-z] [A-z] [a-z] [A-Za-z0-9] ANSWER DOWNLOAD EXAMIANS APP
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."; 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 Contact the author of this article at nachiketh@ex@mple.com Contact the author of this article at n@chiketh@ex@mple.com ANSWER DOWNLOAD EXAMIANS APP
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