Fold/Collapse/Hide Code Blocks using Vim

This page answers questions like these:

• How to fold text in vim?
  
• How to fold code blocks in vim?
  
• How to hide text in vim?
  
• How to hide code blocks in vim?
  
• How to collapse text in vim?
  
• How to collapse code blocks in vim?
  
• How to contract text in vim?
  
• How to contract code blocks in vim?
  

How to Fold/Collapse/Hide a Code Block in Vim:

• If the cursor is somewhere on or inside a {} block, type “va{zf” or equivalently “va}zf”.
• If the cursor is somewhere on or inside a [] block, type “va[zf” or equivalently “va]zf”.
• If the cursor is somewhere on or inside a () block, type “va(zf” or equivalently “va)zf”.
• If the cursor is on the {,  },  [,  ],  (,  or  ) character, type “zf%”.

How to Fold/Collapse/Hide Some Arbitrary Text in Vim:

• To fold text from the current line to some subsequent line containing a PATTERN, type “zf/PATTERN” then press the “Enter” key.
• To fold text from the current line to some previous line containing a PATTERN, type “zf?PATTERN” then press the “Enter” key.