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jsowell-charger-web/jsowell-ui/node_modules/is-weakref/README.md
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#	jsowell-ui/.env.development
#	jsowell-ui/.env.staging
#	jsowell-ui/bin/build-sit.bat
#	jsowell-ui/bin/build.bat
#	jsowell-ui/src/api/adapayMember/adapayMember.js
#	jsowell-ui/src/api/pile/merchant.js
#	jsowell-ui/src/router/index.js
#	jsowell-ui/src/views/financial/financeDetail.vue
#	jsowell-ui/src/views/financial/merchant.vue
#	jsowell-ui/src/views/homeIndex/homeIndex.vue
#	jsowell-ui/src/views/login.vue
#	jsowell-ui/src/views/pile/basic/detail.vue
#	jsowell-ui/src/views/pile/station/components/SiteInfo.vue
#	jsowell-ui/src/views/pile/station/detail.vue
#	jsowell-ui/src/views/pile/station/orderReport.vue
2025-06-03 14:26:37 +08:00

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is-weakref Version Badge

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[![npm badge][11]][1]

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

Example

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

assert(!isWeakRef(new Set()));
assert(!isWeakRef(new WeakSet()));
assert(!isWeakRef(new Map()));
assert(!isWeakRef(new WeakMap()));

assert(isWeakRef(new WeakRef({})));

class MyWeakRef extends WeakRef {}
assert(isWeakRef(new MyWeakRef({})));

Tests

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