PHP - Function ereg()


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Syntax

int ereg(string pattern, string originalstring, [array regs]);

Definition and Usage

The ereg() function searches a string specified by string for a string specified by pattern, returning true if the pattern is found, and false otherwise. The search is case sensitive in regard to alphabetical characters.

The optional input parameter regs contains an array of all matched expressions that were grouped by parentheses in the regular expression.

Return Value

  • It returns true if the pattern is found, and false otherwise.

Example

Following is the piece of code, copy and paste this code into a file and verify the result.

<?php
   $email_id = "admin@tutorialspoint.com";
   $retval = ereg("(\.)(com$)", $email_id);
   
   if( $retval == true )
   {
      echo "Found a .com<br>";
   }
   else
   {
      echo "Could not found a .com<br>";
   }
	
   $retval = ereg(("(\.)(com$)"), $email_id, $regs);
   
   if( $retval == true )
   {
      echo "Found a .com and reg = ". $regs[0];
   }
   else
   {
      echo "Could not found a .com";
   }
	
?>

This will produce the following result −


php_regular_expression.htm