You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
ysyxx e2037fbb59
项目工程内容
2 months ago
..
.github 项目工程内容 2 months ago
test 项目工程内容 2 months ago
.editorconfig 项目工程内容 2 months ago
.eslintrc 项目工程内容 2 months ago
.gitattributes 项目工程内容 2 months ago
.nycrc 项目工程内容 2 months ago
CHANGELOG.md 项目工程内容 2 months ago
LICENSE 项目工程内容 2 months ago
README.md 项目工程内容 2 months ago
index.d.ts 项目工程内容 2 months ago
index.js 项目工程内容 2 months ago
package.json 项目工程内容 2 months ago
tsconfig.json 项目工程内容 2 months ago

README.md

is-map Version Badge

github actions coverage dependency status dev dependency status License Downloads

npm badge

Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Example

var isMap = require('is-map');
assert(!isMap(function () {}));
assert(!isMap(null));
assert(!isMap(function* () { yield 42; return Infinity; });
assert(!isMap(Symbol('foo')));
assert(!isMap(1n));
assert(!isMap(Object(1n)));

assert(!isMap(new Set()));
assert(!isMap(new WeakSet()));
assert(!isMap(new WeakMap()));

assert(isMap(new Map()));

class MyMap extends Map {}
assert(isMap(new MyMap()));

Tests

Simply clone the repo, npm install, and run npm test