PHP Regular Expressions PHP has long supported two regular expression implementations known as _______ and _______.1. Perl2. PEAR3. Pearl4. POSIX 1 and 2 2 and 4 1 and 4 2 and 3 1 and 2 2 and 4 1 and 4 2 and 3 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 2 and 3 Only 1 1 and 4 1, 3 and 4 2 and 3 Only 1 1 and 4 1, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
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!"; Username is all lowercase! Error No Output is returned Username must be all lowercase! Username is all lowercase! Error No Output is returned Username must be all lowercase! ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions How many functions does PHP offer for searching and modifying strings using Perl-compatible regular expressions. 9 8 7 10 9 8 7 10 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, "@"),"@"); examians.com contact contact@examians.com contact@ examians.com contact contact@examians.com contact@ ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following regular expression matches any string containing zero or one p? p# P? p+ p* p# P? p+ p* ANSWER DOWNLOAD EXAMIANS APP
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