Function json_encode

Wrapper for JSON encoding that throws when an error occurs.

Namespace: GuzzleHttp
Link: http://www.php.net/manual/en/function.json-encode.php
Located at functions.php

Parameters summary
`mixed`	`$value`	The value being encoded
`integer`	`$options = 0`	JSON encode option bitmask
`integer`	`$depth = 512`	Set the maximum depth. Must be greater than zero.

Return value summary
`string`	string

Thrown exceptions summary
`InvalidArgumentException`	if the JSON cannot be encoded.