This formatter lets you pretty print your JSON. Just paste your JSON and then click the Format
button.
It
uses
the Ace embeddable code editor to add editing and
error
checking. It checks if you JSON is well-formed.
If errors are found they are highlighted in the left gutter on the lines that errors were found.
Hover
over the error icons to see a description of the error. If there are errors found correct them and
click the
Format button again.
This editor works entirely in your browser. Your JSON is not sent to any server. If you close the
browser or tab the current state of the editor is saved.
If you don't want your JSON saved remember to clear the editor before closing. We value Privacy!
Hint: Ensure your JSON uses double-quotes for properties and strings and conforms to the JSON specification.
What is JSON?
JSON is:
- a "lightweight" syntax for storing and exchanging data
- an acronym of JavaScript Object Notation
- language independent - JSON is text only and can be read and used by any programming
language
- self-describing and easy to read.
Editor Features
- Syntax highlighting
- Automatic indent and outdent
- Live syntax checking
- Handles large documents
- Search and replace with regular expressions (Ctrl-F)
- Highlight matching parentheses
- Drag and drop text using the mouse
- Line wrapping
- Code folding
- Multiple cursors and selections
- Cut, copy, and paste functionality
Editor Keyboard Shortcuts
Line Operations
| Windows/Linux |
Mac |
Action |
| Ctrl-D |
Command-D |
Remove line |
| Alt-Shift-Down |
Command-Option-Down |
Copy lines down |
| Alt-Shift-Up |
Command-Option-Up |
Copy lines up |
| Alt-Down |
Option-Down |
Move lines down |
| Alt-Up |
Option-Up |
Move lines up |
| Alt-Delete |
Ctrl-K |
Remove to line end |
| Alt-Backspace |
Command-Backspace |
Remove to linestart |
| Ctrl-Backspace |
Option-Backspace, Ctrl-Option-Backspace |
Remove word left |
| Ctrl-Delete |
Option-Delete |
Remove word right |
| — |
Ctrl-O |
Split line |
Selection
| Windows/Linux |
Mac |
Action |
| Ctrl-A |
Command-A |
Select all |
| Shift-Left |
Shift-Left |
Select left |
| Shift-Right |
Shift-Right |
Select right |
| Ctrl-Shift-Left |
Option-Shift-Left |
Select word left |
| Ctrl-Shift-Right |
Option-Shift-Right |
Select word right |
| Shift-Home |
Shift-Home |
Select line start |
| Shift-End |
Shift-End |
Select line end |
| Alt-Shift-Right |
Command-Shift-Right |
Select to line end |
| Alt-Shift-Left |
Command-Shift-Left |
Select to line start |
| Shift-Up |
Shift-Up |
Select up |
| Shift-Down |
Shift-Down |
Select down |
| Shift-PageUp |
Shift-PageUp |
Select page up |
| Shift-PageDown |
Shift-PageDown |
Select page down |
| Ctrl-Shift-Home |
Command-Shift-Up |
Select to start |
| Ctrl-Shift-End |
Command-Shift-Down |
Select to end |
| Ctrl-Shift-D |
Command-Shift-D |
Duplicate selection |
| Ctrl-Shift-P |
— |
Select to matching bracket |
Multicursor
| Windows/Linux |
Mac |
Action |
| Ctrl-Alt-Up |
Ctrl-Option-Up |
Add multi-cursor above |
| Ctrl-Alt-Down |
Ctrl-Option-Down |
Add multi-cursor below |
| Ctrl-Alt-Right |
Ctrl-Option-Right |
Add next occurrence to multi-selection |
| Ctrl-Alt-Left |
Ctrl-Option-Left |
Add previous occurrence to multi-selection |
| Ctrl-Alt-Shift-Up |
Ctrl-Option-Shift-Up |
Move multicursor from current line to the line above |
| Ctrl-Alt-Shift-Down |
Ctrl-Option-Shift-Down |
Move multicursor from current line to the line below |
| Ctrl-Alt-Shift-Right |
Ctrl-Option-Shift-Right |
Remove current occurrence from multi-selection and move to next |
| Ctrl-Alt-Shift-Left |
Ctrl-Option-Shift-Left |
Remove current occurrence from multi-selection and move to previous |
| Ctrl-Shift-L |
Ctrl-Shift-L |
Select all from multi-selection |
Go to
| Windows/Linux |
Mac |
Action |
| Left |
Left, Ctrl-B |
Go to left |
| Right |
Right, Ctrl-F |
Go to right |
| Ctrl-Left |
Option-Left |
Go to word left |
| Ctrl-Right |
Option-Right |
Go to word right |
| Up |
Up, Ctrl-P |
Go line up |
| Down |
Down, Ctrl-N |
Go line down |
| Alt-Left, Home |
Command-Left, Home, Ctrl-A |
Go to line start |
| Alt-Right, End |
Command-Right, End, Ctrl-E |
Go to line end |
| PageUp |
Option-PageUp |
Go to page up |
| PageDown |
Option-PageDown, Ctrl-V |
Go to page down |
| Ctrl-Home |
Command-Home, Command-Up |
Go to start |
| Ctrl-End |
Command-End, Command-Down |
Go to end |
| Ctrl-L |
Command-L |
Go to line |
| Ctrl-Down |
Command-Down |
Scroll line down |
| Ctrl-Up |
— |
Scroll line up |
| Ctrl-P |
— |
Go to matching bracket |
| — |
Option-PageDown |
Scroll page down |
| — |
Option-PageUp |
Scroll page up |
Find/Replace
| Windows/Linux |
Mac |
Action |
| Ctrl-F |
Command-F |
Find |
| Ctrl-H |
Command-Option-F |
Replace |
| Ctrl-K |
Command-G |
Find next |
| Ctrl-Shift-K |
Command-Shift-G |
Find previous |
Folding
| Windows/Linux |
Mac |
Action |
| Alt-L, Ctrl-F1 |
Command-Option-L, Command-F1 |
Fold selection |
| Alt-Shift-L, Ctrl-Shift-F1 |
Command-Option-Shift-L, Command-Shift-F1 |
Unfold |
| Alt-0 |
Command-Option-0 |
Fold all |
| Alt-Shift-0 |
Command-Option-Shift-0 |
Unfold all |
Other
| Windows/Linux |
Mac |
Action |
| Tab |
Tab |
Indent |
| Shift-Tab |
Shift-Tab |
Outdent |
| Ctrl-Z |
Command-Z |
Undo |
| Ctrl-Shift-Z, Ctrl-Y |
Command-Shift-Z, Command-Y |
Redo |
| Ctrl-, |
Command-, |
Show the settings menu |
| Ctrl-/ |
Command-/ |
Toggle comment |
| Ctrl-T |
Ctrl-T |
Transpose letters |
| Ctrl-Enter |
Command-Enter |
Enter full screen |
| Ctrl-Shift-U |
Ctrl-Shift-U |
Change to lower case |
| Ctrl-U |
Ctrl-U |
Change to upper case |
| Insert |
Insert |
Overwrite |
| Ctrl-Shift-E |
Command-Shift-E |
Macros replay |
| Ctrl-Alt-E |
— |
Macros recording |
| Delete |
— |
Delete |
| — |
Ctrl-L |
Center selection |
JSON Formatter