FromJSON: Difference between revisions

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__NOTOC__  
__NOTOC__  
{{Server function}}
{{Server client function}}
{{New feature|3.0120|1.2|
Available client side in 1.2 and onwards
}}
This function parses a [[JSON]] formatted string into variables. You can use [[toJSON]] to encode variables into a JSON string that can be read by this function.
This function parses a [[JSON]] formatted string into variables. You can use [[toJSON]] to encode variables into a JSON string that can be read by this function.


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===Returns===
===Returns===
Returns variables read from the JSON string.
Returns variables read from the JSON string.
'''Note:''' Indices of a JSON object such as "1": "cat" are being returned as [[string]], not as [[int]]eger.


==Example==  
==Example==  
This should make data equal: {1="cat", 2="mouse", 3=5, 4=null, 5={cat=5, mouse=1}} (untested)
This makes data equal: ''{ ["1"] = "cat", ["2"] = "mouse", ["3"] = 5, ["4"] = null, ["cat"] = 5, ["mouse"] =1 }''
<syntaxhighlight lang="lua">
<syntaxhighlight lang="lua">
local data = fromJSON("[\"cat\", \"mouse\", 5, null, {cat:5, mouse:1}]")
local data = fromJSON ( '[ { "1": "cat", "2": "mouse", "3": 5, "4": null, "cat":5, "mouse":1 } ]' )
</syntaxhighlight>
</syntaxhighlight>



Latest revision as of 15:32, 7 November 2024

This function parses a JSON formatted string into variables. You can use toJSON to encode variables into a JSON string that can be read by this function.

Syntax

var fromJSON ( string json )

Required Arguments

  • json: A JSON formatted string

Returns

Returns variables read from the JSON string.

Note: Indices of a JSON object such as "1": "cat" are being returned as string, not as integer.

Example

This makes data equal: { ["1"] = "cat", ["2"] = "mouse", ["3"] = 5, ["4"] = null, ["cat"] = 5, ["mouse"] =1 }

local data = fromJSON ( '[ { "1": "cat", "2": "mouse", "3": 5, "4": null, "cat":5, "mouse":1 } ]' )

Example 2

local name, weapon, ammo = fromJSON("[\"Desert Eagle\", 24, 147]")

See Also