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Regular Expressions
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Q21

Open question

What will be the output of the following PHP code?

<?php
$number = array(0,1,two,three,four,5);
 $n u m < s p an c l a ss = " p - b l u e " >= p r e g_{g} r e p < / s p an > (< s p an c l a ss = " p - r e d " > "/ [0 - 5] /" < / s p an >,$ number);
print_r($num);
?>

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Q22

Open question

What will be the output if we replace the line

n u m = p r e g_{g} r e p (“/ [0 - 5] /”,

number); with

n u m = p r e g_{g} r e p (“/ [0 - 5] /”,

number, PREG_GREP_INVERT);?

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Q23

Open question

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

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Q24

Open question

What will be the output of the following PHP code?

<?php
$name = "What is your name?"
if (preg_match("/name/"),$name)
  echo "My name is Will Pitt ";
else
  echo "My name is not Will Pitt ";
if (preg_match("/are/"))
  echo "I am great"
else
  echo "I am not great";    
?>

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Q25

Open question

Which one of the following preg PHP function is used to do a find and replace on a string or an array?

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Q26

Open question

What will be the output of the following PHP code?

<?php
$str = "Hello! My name is Cameron Fox. Coffee?"
$find = array('/is/','/coffee/');
$replace = array('/was/','/tea/');
echo preg_replace ( $f in d,$ replace, $str);
?>

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Q27

Open question

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

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Q28

Open question

What will be the output of the following PHP code?

<?php
$line = "You like dogs. I hate dogs. We should marry."
 $se n < s p an c l a ss = " p - b l u e " >= p r e g_{s} pl i t < / s p an > (< s p an c l a ss = " p - r e d " >^{'} /. /^{'} < / s p an >,$ line);
print_r($sen);
?>

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Q29

Open question

Which one of the following is not a preg PHP function?

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Q30

Open question

Parameter flags was added in which version of PHP?

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Regular Expressionspractice.

Regular Expressions
practice.