judge-data-type

a module for judge data type

Installation

$ npm install judge-data-type

Usage

let type = require("judge-data-type");
type.isNumber(1); // true
type.isBoolean(true); // true
type.isPlainObject(new Date()); // false
type.isSet(new Set()); // true
type.isSymbol(Symbol("123")); // true

API

The following are all api of this library:

| API | Description | | ---------------- | :-----------------------------------------: | | isString(v) | Determines whether a value is a string | | isNumber(v) | Determines whether a value is a number | | isBoolean(v) | Determines whether a value is a boolean | | isTrue(v) | Determines whether a value is true | | isFalse(v) | Determines whether a value is false | | isUndefined(v) | Determines whether a value is undefined | | isNull(v) | Determines whether a value is null | | isPromise(v) | Determines whether a value is a promise | | isObject(v) | Determines whether a value is a object | | isPlainObject(v) | Determines whether a value is a plainObject | | isFunction(v) | Determines whether a value is a function | | isDate(v) | Determines whether a value is a date | | isRegExp(v) | Determines whether a value is a regexp | | isLikeArray(v) | Determines whether a value is a likeArray | | isMap(v) | Determines whether a value is a map | | isWeakMap(v) | Determines whether a value is a weakMap | | isSet(v) | Determines whether a value is a set | | isWeakSet(v) | Determines whether a value is a weakSet | | isSymbol(v) | Determines whether a value is a symbol | | isBigInt(v) | Determines whether a value is a bigInt | | isElement(v) | Determines whether a value is a dom element |

License

MIT