after adding @babel/plugin-proposal-class-properties in same error · Issue #8577 · babel/babel · GitHub
![Configure Parcel JS and Babel to use JavaScript proposal class properties | Jamstack developer | Rob Kendal Configure Parcel JS and Babel to use JavaScript proposal class properties | Jamstack developer | Rob Kendal](https://robkendal.co.uk/img/using-proposal-class-properties-blog-post.png)
Configure Parcel JS and Babel to use JavaScript proposal class properties | Jamstack developer | Rob Kendal
![after adding @babel/plugin-proposal-class-properties in same error · Issue #8577 · babel/babel · GitHub after adding @babel/plugin-proposal-class-properties in same error · Issue #8577 · babel/babel · GitHub](https://user-images.githubusercontent.com/25108668/44773623-a662d200-ab8e-11e8-80f1-2c1d07dedf5f.png)
after adding @babel/plugin-proposal-class-properties in same error · Issue #8577 · babel/babel · GitHub
GitHub - naver/babel-plugin-no-side-effect-class-properties: This plugin transforms static class properties so that side effects do not occur and tree-shaking is activated.
![after adding @babel/plugin-proposal-class-properties in same error · Issue #8577 · babel/babel · GitHub after adding @babel/plugin-proposal-class-properties in same error · Issue #8577 · babel/babel · GitHub](https://user-images.githubusercontent.com/4972562/45463929-f5346e00-b72f-11e8-942d-82bbd4605ce7.png)
after adding @babel/plugin-proposal-class-properties in same error · Issue #8577 · babel/babel · GitHub
![after adding @babel/plugin-proposal-class-properties in same error · Issue #8577 · babel/babel · GitHub after adding @babel/plugin-proposal-class-properties in same error · Issue #8577 · babel/babel · GitHub](https://user-images.githubusercontent.com/25108668/44773593-9945e300-ab8e-11e8-8bf6-f23ddedd1737.png)
after adding @babel/plugin-proposal-class-properties in same error · Issue #8577 · babel/babel · GitHub
![class properties is not transformed by esbuild, causing babel parse error · Issue #638 · vitejs/vite · GitHub class properties is not transformed by esbuild, causing babel parse error · Issue #638 · vitejs/vite · GitHub](https://user-images.githubusercontent.com/18747423/88686951-366a7700-d12a-11ea-88e3-5477ffd86411.png)
class properties is not transformed by esbuild, causing babel parse error · Issue #638 · vitejs/vite · GitHub
![Solved] Though the "loose" option was set to "false" in your @babel/preset-env config, it will not be used for @babel/plugin-proposal-private-property-in-object since the "loose" mode option was set to "true" for @babel/plugin -proposal-private-methods Solved] Though the "loose" option was set to "false" in your @babel/preset-env config, it will not be used for @babel/plugin-proposal-private-property-in-object since the "loose" mode option was set to "true" for @babel/plugin -proposal-private-methods](https://exerror.com/wp-content/uploads/2021/08/false-in-your-babel-preset-env-config-1200x679.jpg)
Solved] Though the "loose" option was set to "false" in your @babel/preset-env config, it will not be used for @babel/plugin-proposal-private-property-in-object since the "loose" mode option was set to "true" for @babel/plugin -proposal-private-methods
GitHub - tangshuang/babel-plugin-shake-class-properties: A babel plugin which is to remove ES6 Class's nouse properties/members/methods.
![reactjs - Add @babel/plugin-proposal-class-properties (https://git.io/vb4SL) to the 'plugins' section of your Babel config to enable transformation - Stack Overflow reactjs - Add @babel/plugin-proposal-class-properties (https://git.io/vb4SL) to the 'plugins' section of your Babel config to enable transformation - Stack Overflow](https://i.stack.imgur.com/hGtib.png)
reactjs - Add @babel/plugin-proposal-class-properties (https://git.io/vb4SL) to the 'plugins' section of your Babel config to enable transformation - Stack Overflow
![Babel's Transform Class Properties Plugin: How it Works and What it Means for your React Apps | by Jacob Worrel | Medium Babel's Transform Class Properties Plugin: How it Works and What it Means for your React Apps | by Jacob Worrel | Medium](https://miro.medium.com/max/1838/1*gOBl1ekYCAPJ9WiwydOm_w.jpeg)