PHP Regular Expressions Which among the following is/are not a metacharacter?1. /a2. /A3. /b4. /B 2, 3 and 4 Only 1 1 and 3 2 and 4 2, 3 and 4 Only 1 1 and 3 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions What will be the output of the following PHP code?$number = array(0,1,two,three,four,5);$num = preg_grep("/[0-5]/", $number);print_r($num); Array([1]=> 1) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [5]=>5) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([1]=> 1) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [5]=>5) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions [:alpha:] can also be specified as. [a-z] [A-Za-z0-9] [A-za-z] [A-z] [a-z] [A-Za-z0-9] [A-za-z] [A-z] ANSWER DOWNLOAD EXAMIANS APP
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]/”, $number, PREG_GREP_INVERT);? Array([1]=> 1) Array([0]=>0 [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) Array([1]=> 1) Array([0]=>0 [5]=>5) Array([2]=>two [3]=>three [4]=>four) Array([0]=>0 [1]=>1 [2]=>two [3]=>three [4]=>four [5]=>5) ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions Which one of the following preg PHP functions is used to take a string, and put it in an array? preg_unchain() preg_divide() preg_destroy() preg_split() preg_unchain() preg_divide() preg_destroy() preg_split() ANSWER DOWNLOAD EXAMIANS APP
PHP Regular Expressions What will be the output of the following PHP code?$author = "nachiketh@example.com";$author = str_replace("a","@",$author);echo "Contact the author of this article at $author."; Contact the author of this article at nachiketh@ex@mple.com Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com Contact the author of this article at n@chiketh@ex@mple.com Error Contact the author of this article at nachiketh@ex@mple.com Cont@ct the @uthor of this @rticle @t n@chiketh@ex@mple.com Contact the author of this article at n@chiketh@ex@mple.com Error ANSWER DOWNLOAD EXAMIANS APP
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