Function containsAtLeastScalar [src]

Returns true if the haystack contains expected_count or more needles See also: containsAtLeast

Prototype

pub fn containsAtLeastScalar(comptime T: type, haystack: []const T, expected_count: usize, needle: T) bool

Parameters

T: typehaystack: []const Texpected_count: usizeneedle: T

Example

 test containsAtLeastScalar {
    try testing.expect(containsAtLeastScalar(u8, "aa", 0, 'a'));
    try testing.expect(containsAtLeastScalar(u8, "aa", 1, 'a'));
    try testing.expect(containsAtLeastScalar(u8, "aa", 2, 'a'));
    try testing.expect(!containsAtLeastScalar(u8, "aa", 3, 'a'));

    try testing.expect(containsAtLeastScalar(u8, "adadda", 3, 'd'));
    try testing.expect(!containsAtLeastScalar(u8, "adadda", 4, 'd'));
}

Source

  pub fn containsAtLeastScalar(comptime T: type, haystack: []const T, expected_count: usize, needle: T) bool {
    if (expected_count == 0) return true;

    var found: usize = 0;

    for (haystack) |item| {
        if (item == needle) {
            found += 1;
            if (found == expected_count) return true;
        }
    }

    return false;
}  