strncasecmp

Definition and usage

strncasecmp() function compares two strings.

Note: strncasecmp() is binary-safe and is not case sensitive.

Tip: This function is similar to strcasecmp() function. The difference is that strcasecmp() does not have a length parameter.

Example

Example 1

Compare two strings (case insensitive):

 <?php
echo strncasecmp ( "I love China!" , "I love Shanghai!" , 6 ) ;
?>

Try it yourself

Example 2

Compare two strings (case insensitive, China and CHINA output the same):

 <?php
echo strncasecmp ( "China" , "China" , 6 ) ;
echo "<br>" ;
echo strncasecmp ( "China" , "CHINA" , 6 ) ;
?>

Try it yourself

grammar

 strncasecmp ( string1 ,
string2 , length )