MFB: Fixed bug #37394 (substr_compare() returns an error when offset equals

string length).

diff --git a/ext/standard/string.c b/ext/standard/string.c
index 475081ff4113bcdb9dbd04fad078092e16a47829..ea52fcb51a4d364893f4907a372527a32fde59ed 100644 (file)
--- a/ext/standard/string.c
+++ b/ext/standard/string.c
@@ -6824,7 +6824,7 @@ PHP_FUNCTION(substr_compare)
                offset = (offset < 0) ? 0 : offset;
        }
 
-       if ((offset + len) >= s1_len) {
+       if ((offset + len) > s1_len) {
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "The start position cannot exceed initial string length");
                RETURN_FALSE;
        }