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PHP | str_ireplace() Function

PHP str_ireplace() 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 str_ireplace() Function.

The str_ireplace() function replaces some characters with some other characters in a string. This function is the case-insensitive version of str_replace() function.


Following below is the syntax to use this function -


Parameter Details

Sr.NoParameters & Description


It specifies the value to find



It specifies the value to replace the value to find



It specifies the string to be searched

Return Value

This function returns a string or an array of replaced values.


Try out the example below -

   $input = array("web","design","tutorialz","best","e-learning","platform");
   print_r(str_ireplace("best","nice",$input,$i)); // Case-insensitive
   echo "<br>" . "Replacements: $i";  


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

Array ( [0] => web [1] => design [2] => tutorialz [3] => nice [4] => e-learning [5] => platform )
Replacements: 1

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 str_pad() Function.

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