Javascript reads and writes json samples

PS: about json operation, here again for you to recommend a few more practical json online tools for your reference:

Online JSON code verification, verification, beautification, formatting tools:
(link: http://tools.jb51.net/code/json)

JSON online formatting tool:
(link: http://tools.jb51.net/code/jsonformat)

Online XML/JSON interconversion tool:
(link: http://tools.jb51.net/code/xmljson)

Json code online formatting/beautification/compression/editing/conversion tools:
(link: http://tools.jb51.net/code/jsoncodeformat)

Online json compression/escape tool:

(link: http://tools.jb51.net/code/json_yasuo_trans)

C language style /HTML/CSS/json code format beautification tool:
(link: http://tools.jb51.net/code/ccode_html_css_json)