v148 · JavaScript · DOM

Migration Guide: createEvent

Paste your JavaScript code and this tool will identify all document.createEvent() calls using deprecated interface names, explain what Chrome 148 removed, and suggest the modern Event constructor equivalent for each.

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Full reference

Deprecated interface	Status in Chrome 148	Modern replacement

references

ChromeStatus entry
MDN — Document.createEvent()
MDN — Event constructor

implementation reference

Need the exact API surface, compatibility boundaries, errors, lifecycle, and source links? Read the matching gendn reference ↗