PHP | strnatcmp() Function

PHP strnatcmp() 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 strnatcmp() Function.

The built-in strnatcmp() function compares two strings using a natural order algorithm.


Following below is the syntax to use this function -

int strnatcmp ( string $str1 , string $str2 )

Parameter Details

Sr.NoParameters & Description


It specifies first string to search



It specifies second string to search

Return Value

This PHP function returns less < 0 if string1 is less than string2, > 0 if string1 is greater than string2, and 0 if they are equal.


Try out the example below -

   echo strnatcmp("2kennedy", "2nkpara");


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


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 strncasecmp() Function.

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