我在Kotlin 有HashMap
val map = HashMap<String, String>()
map.put("key1","value1");
map.put("key2","value2");
map.put("key3","value3");
How to convert it into String in JSON format? like
{"key1": "value1", "key2": "value2", "key3": "value3"}
我在Kotlin 有HashMap
val map = HashMap<String, String>()
map.put("key1","value1");
map.put("key2","value2");
map.put("key3","value3");
How to convert it into String in JSON format? like
{"key1": "value1", "key2": "value2", "key3": "value3"}
You can use org.json
which is shipped with Android:
JSONObject(map).toString()