indexOfOr

function String.indexOfOr<T>(
    target: string,
    source: string,
    or: T,
): number | T

Returns the index of the first occurrence of source string in target string, or the or value if not found.

Example

data-first

import { String } from "@monstermann/string";

String.indexOfOr("hello world", "world", -1); // 6
String.indexOfOr("hello world", "foo", -1); // -1

data-last

import { String } from "@monstermann/string";

pipe("hello world", String.indexOfOr("world", -1)); // 6
pipe("hello world", String.indexOfOr("foo", -1)); // -1