pub const fn strip_prefix<'a, 'p, P>(
string: &'a str,
pattern: P,
) -> Option<&'a str>where
P: Pattern<'p>,
Expand description
A const subset of str::strip_prefix
.
This takes Pattern
implementors as the pattern.
ยงExample
use konst::string;
{
const STRIP: Option<&str> = string::strip_prefix("--5 8", '-');
assert_eq!(STRIP, Some("-5 8"));
}
{
const STRIP: Option<&str> = string::strip_prefix("--5 8", '_');
assert_eq!(STRIP, None);
}
{
const STRIP: Option<&str> = string::strip_prefix("33 5 8", "3");
assert_eq!(STRIP, Some("3 5 8"));
}
{
const STRIP: Option<&str> = string::strip_prefix("3 5 8", "hello");
assert_eq!(STRIP, None);
}