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129 packages found
ES6 Component for validations.
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
- View more
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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Small utility to check variable types
- typechecker
- typeverifier
- types
- type
- check
- gettype
- isstring
- isregexp
- isregex
- isobject
- iserror
- isnumber
- isdate
- isarray
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Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.
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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A JavaScript/Typescript library for fast type checking. Check if a given value is a string, number, object, ...
Basic type checker
- type
- check
- typecheck
- vanilla
- javascript
- typescript
- isArray
- isBoolean
- isDom
- isEmpty
- isFunction
- isInt
- isNumber
- isNumeric
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Type check in TypeScript
- type
- typescript
- is-arguments
- is-array
- is-array-buffer
- is-array-buffer-view
- is-blob
- is-boolean
- is-buffer
- is-date
- is-error
- is-file
- is-float32-array
- is-float64-array
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This package is for confirming data that will take arguments to verify its value and type.
- confirm-data
- isEqual
- isNull
- isUndefined
- isNotExist
- isExist
- isBoolean
- isArray
- isObject
- isString
- isNumber
- isDigit
- isFunction
- isEmptyString
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Determine whether a value is a number or not.
Check if the parameter is number
Check variable existence
Useful simple functions.
- usf
- useful
- simple
- functions
- capitalize
- sanitize-and-capitalize
- capitalize-first
- sanitize
- reverse
- isNull
- isNotNull
- isEmpty
- isNotEmpty
- isBlank
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Check does the given Javascript Object is a number.
javascript类型判断
- type
- types
- typesof
- typesOf
- 类型
- lib
- isUndefined
- isNull
- isNumber
- isString
- isBoolean
- isFunction
- isArray
- isObject
- View more
A native module for effectively validating if a value is type Number.
Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.
Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.
Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.