Common shortcuts to idea

Shortcut name	Shortcut key introduction
Alt+Insert	Quickly generate constructors /Getter/Setter etc.
Ctrl+N	Quick open class
Ctrl+R	replace text
Ctrl+F	Find the text
Ctrl+X	Delete row
Ctrl+D	Copy line
Ctrl+O	Rewriting methods
Ctrl+I	Implementation method
Ctrl+Y	Delete current row
Shift+Ente	Insert new line down
Ctrl+Shift+F	Global search
Ctrl+”+/-”	The current method expands 、 Fold
Ctrl+Shift+”+/-”	Expand all 、 Fold
Ctrl+Enter	Insert a line under the cursor
Ctrl+Shift+F12	Zoom in of window 、 narrow
Ctrl+Alt+L	Code formatting