'/' write in preg match code example

Example 1: preg_match in php

<?php
//Syntex : int preg_match( $pattern, $input, $matches, $flags, $offset)
  
// Declare a variable and initialize it 
$str = "Check For Testing."; 
  
// case-Insensitive search for the word "Check" 
if (preg_match("/\bCheck\b/i", $str, $match))  
    echo "Matched!"; 
else
    echo "not matched";   
  

// Output : Matched
?>

Example 2: preg_match in php

<?php
   $line = "Vi is the greatest word processor ever created!";
   // perform a case-Insensitive search for the word "Vi"
   
   if (preg_match("/\bVi\b/i", $line, $match)) :
      print "Match found!";
      endif;
?>

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Php Example

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