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100 packages found
Returns true if an object was created by the `Object` constructor, or Object.create(null).
Returns true if the value is an object and not an array or null.
A vanilla JavaScript library for checking the type of variables in a more robust and accurate way than the typeof operator
- vanilla javascript
- types
- type
- type checking
- type checking library
- type checking module
- true type checking
- typeof
- typeof library
- typeof module
- typeof checking
- typeOf
- isString
- isNumber
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Test if a value is a plain object.
Set of shortands of Object.prototype.toString for fast and simple type check
Determine if the parameter is Object. Verifies if it not an array, null, function, Date, RegExp, Symbol and Class Object.
js常见的函数工具库
- js-util-libs
- debounce
- throttle
- deepCopy
- apply
- bind
- call
- dateFormat
- beforeDateFormat
- getWeek
- escapeHtml
- matchingAllImg
- scrollAnimation
- scrollToTop
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Common JavaScript/TypeScript helper functions for better minification
Isomorphic, functional type-checking for Javascript
Test if a value is an object.
Tiny package which helps to check that value is an object in JavaScript.
👺 weak but accurate type checking that returns a string representation of input's type
- type
- types
- coerce
- coercion
- checker
- check
- flow
- typing
- typeof
- typeov
- detection
- ispromise
- isnumber
- isinfinity
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Test if a value is iterator-like.
check whether value is undefined or empty or null
- validation-checking
- validation checking
- validation
- data validation
- object empty checking
- array empty checking
- isArrayEmpty
- isEmptyArray
- isObjectEmpty
- isEmptyObject
- is array
- is object
- is number
- is boolean
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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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Check if a value is a plain object, with TypeGuard.
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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Check if the given value is of a specific type.
- check
- type
- typeof
- isArray
- isNumber
- isObject
- isNull
- isUndefined
- isNil
- isBoolean
- isString
- array
- number
- object
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Small utility to check variable types
- typechecker
- typeverifier
- types
- type
- check
- gettype
- isstring
- isregexp
- isregex
- isobject
- iserror
- isnumber
- isdate
- isarray
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Collection of methods for check
- isArray
- isBoolean
- isDate
- isFunction
- isNull
- isNumber
- isObject
- isString
- isUndefined
- isElement
- isEmpty
- isEmail
- isNaN
- isRegExp
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