how to validate json structure

[Packs]

how to validate json structure in lazarus

[Thaddy]

Use the fcl-json package. There are many examples on the forum just search for it.
https://wiki.freepascal.org/fcl-json#:~:text=fcl-json%20contains%20the%20unit%20%22fpjsonrtti%22%20which%20is%20used

[Packs]

I know this.

I want json validator library which will help

If some post json data through api.

It should validate structure and type then it should call

The api.

[Warfley]

What do you mean by validate? Syntactic validation? Simple try to parse it and if it doesn't throw an error it's correct. Or schema validation? For the latter take a look at this: https://forum.lazarus.freepascal.org/index.php?topic=62844.0

[Packs]

Api structure validation means

Example my api take 4 input

When user send request. It should have 4 input as well as it's key and data type should match

It should validate .

[Ștefan-Iulian Alecu]

Api structure validation means

Example my api take 4 input

When user send request. It should have 4 input as well as it's key and data type should match

It should validate .

Then validate its schema, look at the link Warfley sent.
https://json-schema.org/learn

[silvercoder70]

more ideas here ...

https://towardsdatascience.com/how-to-validate-your-json-using-json-schema-f55f4b162dce