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This is a playground to test code. It runs a full Node.js environment and already has all of npm’s 1,000,000+ packages pre-installed, including @emotion/babel-preset-css-prop. Try it out:
require("@babel/core/package.json"); // @babel/core is a peer dependency.
var babelPresetCssProp = require("@emotion/babel-preset-css-prop")
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require()any package directly from npm- use arrow functions, classes, template strings, and most of ES6
awaitany promise instead of using callbacks (example)- create your own embedded node.js snippets
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