json - json Generating and parsing libraries#

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Note

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Tip

This library has its own demo,click this link to view the demo example of json

json.encode(obj,t)#

Serialize an object to a json string

Parameters

Incoming Value Type

Explanation

obj

Objects that need to be serialized

string

Floating-point number precision and mode, when this does not exist, the default value is “7f”, numbers only support “0~14”, mode only supports”f/g”

Return Value

return value type

explanation

string

the json string after serialization. if it fails, it is returned nil

string

error message of serialization failure

Examples

json.encode(obj)-->Floating-point numbers are converted to strings using%.7g.
json.encode(obj,"12f")-->Floating point numbers are converted to strings using%.12f

-- 2024.1.9 Since then, 7f is used by default to format floating point numbers.
-- Previous versions used 7g to format floating numbers

json.decode(str)#

Deserialize a string into an object

Parameters

Incoming Value Type

Explanation

string

The json string that needs to be deserialized.

Return Value

return value type

explanation

obj

The deserialized object (usually a table), which is returned if it fails.nil

result

Returns 1 on success, otherwise 0

err

Error message of deserialization failure

Examples

json.decode("[1,2,3,4,5,6]")