45 packages found
Test if a value is a function.
utils for daybrush
- daybrush
- utils
- dom
- css
- color
- rgba
- hsla
- splitSpace
- splitQuoto
- splitComma
- splitBracket
- camelize
- decamelize
- now
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Common typescript ready prototypes available in both CommonJS and ECMAScript
- server-side
- client-side
- common
- typescript
- prototype
- array
- all
- any
- append
- average
- chunk
- clone
- compact
- contains
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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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Type detection beyond `typeof`
- typeof
- getType
- type detection
- isArray
- isAsyncFunction
- isBigInt
- isBlob
- isBoolean
- isCallable
- isCustomElement
- isDate
- isElement
- isElementCollection
- isEmptyObject
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Test if a value is an array-like object containing only functions.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- function
- array
- is
- isfunction
- isarray
- array-like
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The fast and reliable JS type-checking toolbox!
- type
- utils
- javascript
- typechecking
- isArray
- isArrayLike
- isBoolean
- isFunction
- isNull
- isNumber
- isObject
- isObjectLike
- isPlainObject
- isString
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@mozeyinedu/check is a package that contains functions that check some conditions just to preserve time for other stuff
Test if an object-like value contains a circular reference.
Test if a value is a native function.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- function
- fcn
- is
- isfunction
- native
- isnative
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The Lodash method `_.isFunction` exported as a module.
Test if a value is an arrow function.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- function
- is
- isfunction
- arrow
- arrowfunction
- type
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JavaScript library to check data types
- types
- type
- check
- type-check
- type-checker
- typechecker
- isBoolean
- isObject
- isNull
- isDate
- isFunction
- isRegExp
- isArray
- isNumber
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Validates if a value is a function.
A javascript library which allows to check javascript value types at runtime
- type-checker
- type
- type check
- types checker
- javascript type
- isArray
- isObject
- isNumber
- isString
- isDate
- isRegExp
- isFunction
- isBoolean
- isNull
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封装过的typeof，比原生精明不少
TypeScript typeof utility helper with no dependencies.
- typescript
- util
- typeof
- type guards
- isArray
- isBase64
- isBoolean
- isDate
- isDateValid
- isDefined
- isError
- isFunction
- isGuid
- isInfinity
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Oh my type! Tiny and robust type checker.
- javascript
- types
- utility
- isString
- isNumber
- isBoolean
- isUndefined
- isNull
- isNaN
- isObject
- isArray
- isSymbol
- isFunction
helper tools for javascript validation
- Full code documentation
- code coverage
- jest tests
- validation
- data validation
- data type checker
- lodash alternative
- utilities
- utils
- library helpers
- tools
- isEmpty
- isArray
- arraySize
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A utility function to fix and extend the built-in ''typeof'' operator of JavaScript.