Rule ID #

SF-0119

Impact #

Inefficient JavaScript delivery to the client can result in slow page load times.

Remediation #

Combine all JavaScript files into a single file to reduce HTTP requests, and remove duplicate functions as they might result in more than one HTTP request and waste JavaScript execution.

Time to fix #

30 min

References #

See the Salesforce documentation article: Visualforce Performance: Best Practices > Optimizing JavaScript.