STRNCMP: Comparing Character Substrings

How to:

Compare Character Substrings

The STRNCMP function compares a specified number of characters in two character strings starting at the beginning of the strings using the EBCDIC or ASCII collating sequence.

If the first string is less than the second string, STRNCMP returns a negative value.
If the first string is greater than the second string, STRNCMP returns a positive value.
If the first string is equal to the second string, STRNCMP returns zero.

Syntax: How to Compare Character Substrings

STRNCMP(string1, string2, number)

where:

string1, string2

Alphanumeric

Are the strings that contain the substrings to compare.

number

Integer

Is the number of characters to compare in string1 and string2.