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56 packages found
Get the native type of a value.
Test if a value is a boolean.
Boolean data type has two possible truth values to represent logic.
Isomorphic, functional type-checking for Javascript
A utility to determine if a value is a boolean
Check if an URL is a valid HTTP URL.
Returns `true` if the value is a primitive.
Boolean data type has two possible truth values to represent logic {web}.
Takes any JavaScript data type or object as an input and returns a string describing the type of the input.
Test if an input value is a supported array boolean data type.
A robust micro library for type checking. Defers to constructs' internal `[[Class]]` property rather than duck typing for excellent type detection and to avoid triggering false positives.
A simple set of functions that return a boolean.
Test if a value is a BooleanArray.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- base
- array
- typed array
- collection
- booleanarray
- is
- View more
Test if a value is a BooleanArray.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- booleanarray
- boolean
- typed
- typed array
- typed-array
- array
- View more
Test if a value is an array-like object of booleans.
Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)
- array
- assert
- assertion
- async
- async function
- async-function
- asyncFunction
- bool
- boolean
- browser
- check
- check-type
- checking
- class
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Test if an input value is a supported ndarray boolean data type.
- stdlib
- stdtypes
- types
- base
- ndarray
- dtype
- data
- multidimensional
- array
- utilities
- utility
- utils
- util
- assert
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Boolean indicating if the current process is running on Windows.
Test if a value is a JavaScript primitive.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- valid
- primitive
- string
- number
- null
- undefined
- View more
Test if two arguments are both BooleanArrays and have the same values.