liangjiahao 8f813121f8 添加查看按钮的窗口 %!s(int64=3) %!d(string=hai) anos
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package.json 8f813121f8 添加查看按钮的窗口 %!s(int64=3) %!d(string=hai) anos

README.md

is-symbol Version Badge

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Is this an ES6 Symbol value?

Example

var isSymbol = require('is-symbol');
assert(!isSymbol(function () {}));
assert(!isSymbol(null));
assert(!isSymbol(function* () { yield 42; return Infinity; });

assert(isSymbol(Symbol.iterator));
assert(isSymbol(Symbol('foo')));
assert(isSymbol(Symbol.for('foo')));
assert(isSymbol(Object(Symbol('foo'))));

Tests

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