Test if a value is a symbol.
Detect native Float64Array support.
Detect native Uint8Array support.
Detect native ArrayBuffer support.
Detect native WeakMap support.
Detect native Proxy function support.
Detect native Int32Array support.
Round a double-precision floating-point number toward zero.
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.
Compute the hyperbolic arcsine 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.
Change the current working directory.
Platform byte order.
Tokenize a string.
Object containing the user environment.
Read data from stdin.
Define a read-write accessor.
Map values from one object to a new object having the same keys.
Add one or more elements to the beginning of a collection.
Return the global object.
Test if a value is an array-like object containing only integers.