Add or remove multiple elements from ASet at once

package-lock.json

@@ -1,12 +1,12 @@
 {
 	"name": "@ztimson/utils",
-	"version": "0.17.1",
+	"version": "0.17.2",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "@ztimson/utils",
-			"version": "0.17.1",
+			"version": "0.17.2",
 			"license": "MIT",
 			"dependencies": {
 				"var-persist": "^1.0.1"

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "@ztimson/utils",
-	"version": "0.17.1",
+	"version": "0.17.2",
 	"description": "Utility library",
 	"author": "Zak Timson",
 	"license": "MIT",

src/aset.ts

@@ -19,20 +19,22 @@ export class ASet<T> extends Array {
 	}
 
 	/**
-	 * Add single element to set if unique
+	 * Add elements to set if unique
-	 * @param {T} el Element to add
+	 * @param items
 	 */
-	add(el: T) {
+	add(...items: T[]) {
-		if(!this.has(el)) this.push(el);
+		items.filter(el => !this.has(el)).forEach(el => this.push(el));
 	}
 
 	/**
-	 * Delete element from set
+	 * Delete elements from set
-	 * @param {T} el Element that will be deleted
+	 * @param items Elements that will be deleted
 	 */
-	delete(el: T) {
+	delete(...items: T[]) {
-		const index = this.indexOf(el);
+		items.forEach(el => {
-		if(index != -1) this.slice(index, 1);
+			const index = this.indexOf(el);
+			if(index != -1) this.slice(index, 1);
+		})
 	}
 
 	/**