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subzey/gist:3754437

Created September 20, 2012 07:33
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gistfile1.js
#!/usr/bin/env node --harmony --expose-gc --gc-global
var map = new WeakMap();
var key = {};
var value = {foo: 42};
map.set(key, value);
value = null; /* unreference */
gc();
console.log(map.get(key));
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