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jsonencode Function
Note: This page is about Terraform 0.12 and later. For Terraform 0.11 and earlier, see 0.11 Configuration Language: Interpolation Syntax.
jsonencode encodes a given value to a string using JSON syntax.
The JSON encoding is defined in RFC 7159.
This function maps Terraform language values to JSON values in the following way:
| Terraform type | JSON type |
|---|---|
string |
String |
number |
Number |
bool |
Bool |
list(...) |
Array |
set(...) |
Array |
tuple(...) |
Array |
map(...) |
Object |
object(...) |
Object |
| Null value | null |
Since the JSON format cannot fully represent all of the Terraform language
types, passing the jsonencode result to jsondecode will not produce an
identical value, but the automatic type conversion rules mean that this is
rarely a problem in practice.
» Examples
> jsonencode({"hello"="world"})
{"hello":"world"}
» Related Functions
-
jsondecodeperforms the opposite operation, decoding a JSON string to obtain its represented value.