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39 packages found
A very simple "typeof" detection
Simple and light-weight JavaScript type checker that brings convenience!
- is-array
- isArray
- is-bigint
- isBigint
- is-blob
- isBlob
- is-boolean
- isBoolean
- is-date
- isDate
- is-error
- isError
- is-file
- isFile
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locore is a Standard library. the library with basic JavaScript methods to improve development efficiency.
- locore
- lodash
- typescripts
- qianduanka
- type
- isPrimitive
- isNumber
- isString
- isBoolean
- isNull
- isUndefined
- isBigInt
- isSymbol
- isPureObject
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Curried TypeScript type guards for primitive types and classes
A node.js module to get, compare and check types
Validates if a value is undefined.
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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Validates if a value is undefined or null.
declarative check type of function arguments and development profiler for your functions
- types
- typescript
- check
- check type
- assert
- validate
- run-time
- arguments
- parametres
- validation
- types function
- profile function
- profile
- time profiling
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Check whether the provided value is undefined.
Utility library for javascript type checking.
- type checking
- type predicates
- isCallable
- isFunction
- isArrowFunction
- isArray
- isObject
- isBoolean
- isUndefined
- isNumber
- isString
- isSymbol
- isNull
- isMap
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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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Check if the parameter is undefined
javascript类型判断
- type
- types
- typesof
- typesOf
- 类型
- lib
- isUndefined
- isNull
- isNumber
- isString
- isBoolean
- isFunction
- isArray
- isObject
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Simple JS library that checks if value is an empty object, collection, string
- is-empty-typed
- isemptytyped
- is-empty
- isempty
- empty
- check
- isnull
- is-null
- isnone
- is-none
- isundefined
- is-undefined
- is
A fixed version of the native javascript typeof function.
- typeof
- fixed typeof
- fixed
- typeof bugfix
- javascript types
- getTypeOf
- type-checker
- isString
- isNull
- isBoolean
- isNumber
- isDate
- isObject
- isArray
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This library is to check for null and undefined values in JSON objects
- object
- nullcheck
- null
- deep
- deep-check
- null-check
- boolean
- empty
- nested
- is-null
- undefined
- is-undefined
- isNull
- isUndefined
A very simple "typeof" detection