MyChat Scripts: function JSONValid, checking if JSON object is correct

"For developers", "Server scripts", "Functions description", "JSON", "JSONValid".

 

Check if the syntax of JSON object is correct by its text string.

 

Syntax

function JSONValid(const sJSON: string): boolean;

 

Parameters and return values

 

Function result

"True" if the object is correct, "False" if syntax has errors.

 

Example

const
  JSONObj1 = '{"myvalue":17}';
  JSONObj2 = '["Hello, world!"]';
  JSONObj3 = 'When nights were cold I wandered without you';
begin
  if JSONValid(JSONObj1) then mLogScript(JSONObj1, 'Ok')
    else mLogScript(JSONObj1, 'Invalid JSON!');
    
  if JSONValid(JSONObj2) then mLogScript(JSONObj2, 'Ok')
    else mLogScript(JSONObj2, 'Invalid JSON!');
    
  if JSONValid(JSONObj3) then mLogScript(JSONObj3, 'Ok')
    else mLogScript(JSONObj3, 'Invalid JSON!');
end.

Результат работы скрипта

[19:27:58] (Log "JSONValid"): [Ok] {"myvalue":17}

[19:27:58] (Log "JSONValid"): [Invalid JSON!] ["Hello, world!"]

[19:27:58] (Log "JSONValid"): [Invalid JSON!] When nights were cold I wandered without you

[19:27:58] (Run "JSONValid"): Script operation time: 9 ms

[19:27:58] (Run "JSONValid"): Script done successfully.

 

See also

mLogScript