strncmp method

int strncmp(
  1. String str1,
  2. String str2,
  3. int n
)

Compares up to n characters of the string str1 to those of the string str2.

Implementation

int strncmp(String str1, String str2, int n) {
  int len1 = min(str1.length, n);
  int len2 = min(str2.length, n);
  String s1 = str1.substring(0, len1);
  String s2 = str2.substring(0, len2);
  return s1.compareTo(s2);
}