Horizontal Splits

• :split or :sp - Open a horizontal split with the current file
• :new - Open a new horizontal split with an empty buffer
• Ctrl-w s - Split window horizontally

Vertical Splits

• :vsplit or :vs - Open a vertical split with the current file
• :vnew - Open a new vertical split with an empty buffer
• Ctrl-w v - Split window vertically

Navigating Between Splits

• Ctrl-w h - Move to the split on the left
• Ctrl-w j - Move to the split below
• Ctrl-w k - Move to the split above
• Ctrl-w l - Move to the split on the right

Tips

• Most split commands can be combined with file paths
  • :split filename.txt - Open filename.txt in a horizontal split
  • :vsplit filename.txt - Open filename.txt in a vertical split