The production environment is less efficient than the development environment

[wikiNed]

I used performace in chrome’s dev tool to debug rendering efficiency.I find that production environments are rendered differently than development environments and much less efficiently.Can anybody tell me why?

The following is for the development environment

The following is for the production environment

[drcmda]

check your browser targets, if they’re too low it will start to turn the code into slow performing es5 that runs on ie11 or lower, and this can mark critical loop code into browser deopt. it should be: > 1%, not dead, not ie 11, not op_mini all

[wikiNed]

Thanks，I will try.