Search results
311 packages found
Test if a value is null.
Test if a value is an array-like object.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- array
- array-like
- is
- isarraylike
- object
- obj
- View more
Test if a value is an array-like object containing only nonnegative integers.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- typed
- array
- typed array
- is
- istypedarray
- istyped
- View more
Check if the runtime is Node.js.
Check if the runtime is a web browser.
Test if a value is ndarray-like.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- is
- isndarray
- ndarray
- ndarray-like
- validate
- isvalid
- View more
Test if an object's own property is enumerable.
Test if a value is Node stream-like.
Test if a value is Node writable stream-like.
Test if a value is a complex number-like object.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- is
- iscomplex
- complex
- complex64
- complex128
- 64-bit
- View more
Test if a value is an ArrayBuffer.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- arraybuffer
- array
- buffer
- typed
- typed array
- typed-array
- View more
Test if a value is an Int32Array.
Test if a value is a typed array.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- typed
- array
- typed array
- is
- istypedarray
- istyped
- View more
Test if an array-like value contains a search value.
Test if a value is a probability.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- number
- numeric
- probability
- prob
- is
- isprobability
- View more
Boolean indicating if the current process is running on Windows.
Test whether a value has in its prototype chain a specified constructor as a prototype property.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- prototype
- proto
- inherit
- inherits
- class
- oop
- View more
Test if a value is a URI.
Test if a value is an Int8Array.
Test if a value is an Int16Array.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- int16array
- int16
- signed
- integer
- int
- short
- View more