(PHP 4, PHP 5, PHP 7)
Binary safe string comparison of the first n characters
int strncmp ( string $str1, string $str2, int $len )
This function is similar to strcmp(), with the difference that you can specify the (upper limit of the) number of characters from each string to be used in the comparison.
Note that this comparison is case sensitive.
Parameters:
str1
The first string.
str2
The second string.
len
Number of characters to use in the comparison.
Returns:
Returns < 0 if str1
is less than str2
; > 0 if str1
is greater than str2
, and 0 if they are equal.
See also:
strcmp() -
strstr() -
substr() -
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