Symbol.search - JavaScript | MDN (original) (raw)
class Search1 {
constructor(value) {
this.value = value;
}
[Symbol.search](string) {
return string.indexOf(this.value);
}
}
console.log("foobar".search(new Search1("bar")));
// Expected output: 3
The well-known symbol Symbol.search.
| Property attributes of Symbol.search |
|
| Writable |
no |
| Enumerable |
no |
| Configurable |
no |
class CaseInsensitiveSearch {
constructor(value) {
this.value = value.toLowerCase();
}
[Symbol.search](string) {
return string.toLowerCase().indexOf(this.value);
}
}
console.log("foobar".search(new CaseInsensitiveSearch("BaR"))); // 3