Once Packages

Event-Emitter3 focuses on performance while maintaining a Node.js compatible interface.

Strictly checks that given value is nodejs EventEmitter. It's easy, because his API is in frozen state.

Generic splitOnce, using indexOf and slice so it can work on strings and buffers alike.

Call the method once but better.

:tropical_drink: EventEmitter done right and no dependencies. For nodejs and the browser (>= IE8). Can emit custom or DOM events.

Simple library to work with custom events.

Split a string only once

Supercharge your Angular2+ event handling

Very simple wrapper to run a function only once

Run a function only once in a given context.

Guarantee a node-style async function is only executed once.

Prevent form from being submitted more than once.

An extended version of the async library.

Composed Event System

Providence cursor factory

Call the callback once but better.

Implement of singleton mode -- call an async function only once.

R.once exported as a module

Calls the passed function once in the passed interval.

normalize callback arguments