uniqueId

util

Generates a unique ID.

Installation

Import

import { uniqueId } from '@tulx/utils';

Source Code

Implementation

/**
 * Generates a unique ID.
 *
 * @param prefix - The value to prefix the ID with.
 * @returns Returns the unique ID.
 *
 * @example
 * ```ts
 * uniqueId('contact_'); // 'contact_1'
 * uniqueId(); // '2'
 * ```
 */
let idCounter = 0;

export function uniqueId(prefix: string = ''): string {
  idCounter++;
  return prefix + idCounter;
}

Example

import { uniqueId } from '@tulx/utils';

uniqueId('contact_'); // 'contact_1'
uniqueId(); // '2'

Related Functions

attempt

Attempts to invoke func, returning either the result or the caught error object.

bindAll

Binds methods of an object to the object itself, overwriting the existing method.

cond

Creates a function that iterates over pairs and invokes the corresponding function of the first predicate to return truthy.

conforms

Creates a function that invokes the predicate properties of source with the corresponding property values of a given object.

constant

Creates a function that returns value.

defaultTo

Checks value to determine whether a default value should be returned in its place.