PHP Regular Expressions What will be the output if we replace the line $num = preg_grep(“/[0-5]/”, $number); with $num = preg_grep(“/[0-5]/”, $number, PREG_GREP_INVERT);? Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([1]=> 1) Array([0]=>0 [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([1]=> 1) Array([0]=>0 [5]=>5) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions How many functions does PHP offer for searching and modifying strings using Perl-compatible regular expressions. 10 9 8 7 10 9 8 7 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following functions finds the last occurrence of a string, returning its numerical position? strpos() strlastpos() strrpos() strlast() strpos() strlastpos() strrpos() strlast() ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which of the following would be a potential match for the Perl-based regular expression /fo{2,4}/ ?1. fol2. fool3. fooool4. fooooool 1 and 4 Only 1 2 and 3 1, 3 and 4 1 and 4 Only 1 2 and 3 1, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions What will be the output of the following PHP code?$username = "jasoN";if (ereg("([^a-z])",$username))echo "Username must be all lowercase!";elseecho "Username is all lowercase!"; No Output is returned Username must be all lowercase! Error Username is all lowercase! No Output is returned Username must be all lowercase! Error Username is all lowercase! ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following functions will convert a string to all uppercase? strtoupper() struppercase() str_uppercase() uppercase() strtoupper() struppercase() str_uppercase() uppercase() ANSWER DOWNLOAD EXAMIANS APP
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