[Event Identifier] DOMFocusIn [Description] Occurs when an element receives focus. [Animation event name] focusin [Bubbling phase] Yes [Cancel -able] No [uDOM interface] UIEvent [DOM3 event category] 
UIEvent
U I E v e n t
M o u s e E v e n t
T e x t E v e n t
K e y b o a r d E v e n t
B a s i c E v e n t
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