Detect native ArrayBuffer support.
Detect native WeakMap support.
Detect native Proxy function support.
Detect native Int32Array support.
Round a single-precision floating-point number toward zero.
Return the first index at which a given element can be found.
Compute the hyperbolic arctangent of a number.
Time in seconds since the epoch.
Boolean indicating if the current environment is a mobile device.
Check if the runtime is Node.js.
Platform float word order.
Check if the runtime is a web browser.
Check if the runtime is Electron.
Platform on which the current process is running.
Generate array tuples from input arrays.
Read data from stdin.
Change the current working directory.
Define a read-write accessor.
Platform byte order.
Object containing the user environment.
Tokenize a string.
Test if a value is a parseable JSON string.
Test if a value is an array-like object containing only integers.
Return the global object.
Map values from one object to a new object having the same keys.
Add one or more elements to the beginning of a collection.
REPL presentation.
Compute the hyperbolic arcsecant of a number.
Compute the arcsine of a number.
Compute the hyperbolic cotangent of a number.