diff options
| author | Evgeny Stepanischev <Evgeny.Stepanischev@tatar.ru> | 2020-07-13 15:16:39 +0300 |
|---|---|---|
| committer | Nikita Popov <nikita.ppv@gmail.com> | 2020-07-14 12:41:43 +0200 |
| commit | ce149b0cb8ce8983eae3885dd42e9ccbdc650d6e (patch) | |
| tree | f253b2ea99fed726808787c47e03a10cd99cc756 | |
| parent | f0b2c2cb9825ece48cdd835c85279dad32b95f71 (diff) | |
| download | php-git-ce149b0cb8ce8983eae3885dd42e9ccbdc650d6e.tar.gz | |
Fixed bug #79849
Closes GH-5853.
| -rw-r--r-- | ext/standard/string.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/ext/standard/string.c b/ext/standard/string.c index ba66d3c3ac..8cf206533a 100644 --- a/ext/standard/string.c +++ b/ext/standard/string.c @@ -2823,8 +2823,9 @@ PHP_FUNCTION(chr) Uppercase the first character of the word in a native string */ static zend_string* php_ucfirst(zend_string *str) { - unsigned char r = toupper(ZSTR_VAL(str)[0]); - if (r == ZSTR_VAL(str)[0]) { + const unsigned char ch = ZSTR_VAL(str)[0]; + unsigned char r = toupper(ch); + if (r == ch) { return zend_string_copy(str); } else { zend_string *s = zend_string_init(ZSTR_VAL(str), ZSTR_LEN(str), 0); |