PHP | quotemeta() Function

PHP quotemeta() Function

Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP quotemeta() Function.

The built-in quotemeta() function in PHP is used to add backslashes in front of some predefined meta characters in the string.

The predefined meta characters are:

  • period(.)
  • asterisk(*)
  • brackets([])
  • backslash(\)
  • plus sign(+)
  • dollar sign($)
  • question mark(?)
  • parenthesis(())
  • caret(^)
Note: This PHP function is binary-safe.


Following below is the syntax to use this function -

string quotemeta ( string $str )

Parameter Details

Sr.NoParameters & Description


The input string.

Return Value

This function in PHP returns the string with meta characters on success, or FALSE if an empty string is given as string.


Try out the example below -

   $input = "Web design tutorialz. (best e-learning platform)";
   echo quotemeta($input);


When the above code is executed, it will produce the following result -

Web design tutorialz\. \(best e-learning platform\)

Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we will be studying about the PHP rtrim() Function.

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