class Node

This variable may appear to be global but is not. See __dirname.

This variable may appear to be global but is not. See __filename.

Used to print to stdout and stderr. See the console section.

This variable may appear to be global but is not. See exports.

In browsers, the top-level scope is the global scope. This means that within the browser var something will define a new global variable. In Node.js this is different. The top-level scope is not the global scope; var something inside a Node.js module will be local to that module.

This variable may appear to be global but is not. See module.

The process object. See the process object section.

clearImmediate is described in the timers section.

clearInterval is described in the timers section.

clearTimeout is described in the timers section.

The queueMicrotask() method queues a microtask to invoke callback. If callback throws an exception, the process object 'uncaughtException' event will be emitted.

The microtask queue is managed by V8 and may be used in a similar manner to the Process.nextTick() queue, which is managed by Node.js. The Process.nextTick() queue is always processed before the microtask queue within each turn of the Node.js event loop.

This variable may appear to be global but is not. See require().

setImmediate is described in the timers section.

setInterval is described in the timers section.

setTimeout is described in the timers section.