memchr(n1: u8, haystack: &[u8]) -> Option<usize>1 pub(crate) fn memchr(n1: u8, haystack: &[u8]) -> Option<usize> {
2 haystack.iter().position(|&b| b == n1)
3 }
4
memchr2(n1: u8, n2: u8, haystack: &[u8]) -> Option<usize>5 pub(crate) fn memchr2(n1: u8, n2: u8, haystack: &[u8]) -> Option<usize> {
6 haystack.iter().position(|&b| b == n1 || b == n2)
7 }
8
memchr3( n1: u8, n2: u8, n3: u8, haystack: &[u8], ) -> Option<usize>9 pub(crate) fn memchr3(
10 n1: u8,
11 n2: u8,
12 n3: u8,
13 haystack: &[u8],
14 ) -> Option<usize> {
15 haystack.iter().position(|&b| b == n1 || b == n2 || b == n3)
16 }
17
memrchr(n1: u8, haystack: &[u8]) -> Option<usize>18 pub(crate) fn memrchr(n1: u8, haystack: &[u8]) -> Option<usize> {
19 haystack.iter().rposition(|&b| b == n1)
20 }
21
memrchr2(n1: u8, n2: u8, haystack: &[u8]) -> Option<usize>22 pub(crate) fn memrchr2(n1: u8, n2: u8, haystack: &[u8]) -> Option<usize> {
23 haystack.iter().rposition(|&b| b == n1 || b == n2)
24 }
25
memrchr3( n1: u8, n2: u8, n3: u8, haystack: &[u8], ) -> Option<usize>26 pub(crate) fn memrchr3(
27 n1: u8,
28 n2: u8,
29 n3: u8,
30 haystack: &[u8],
31 ) -> Option<usize> {
32 haystack.iter().rposition(|&b| b == n1 || b == n2 || b == n3)
33 }
34