Regular Expressions 101

Regex to quote keys to parse a string of relaxed JSON. Rules: No ':', '"' or newline in keys allowed

HTTP/1.0 404 Not Found Cache-Control: no-cache Content-Type: application/json {"validation_message":'...'} ...

regex valid for json schema with http,https,ftp,sftp protocol

Parses JSON keys and values between quotation marks, supports escaping the quotation marks by backspashes

Match numerical value of a JSON key. Numbers only 3-9

http://stackoverflow.com/q/40361407/47672

((?<=key).*)(?=:|,)

Escapes a single apostrophe in a json value, either before or after the ':'

Easiest Way to Use: $datetime = new DateTime(); $datetime->setTimestamp($timestamp); $datetime->modify($operator . $hours . ' seconds');

Matches JSON object keys

Splits json into 2 groups - values and delimiters of objects, arrays, pairs, names, values

".\w?":".\w?"