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Returns True or False to indicate if an expression is valid JSON.
Syntax
JSONIsValid("JSON")
Arguments
| Argument | Description |
|---|---|
| JSON | Expression to evaluate. Must contain a number, string, Boolean, JSONObject, JSONArray, or null to return True. Strings must be wrapped in backslashes and double quotation marks (\"). For example, x = "\"This is a string\"" is evaluated as a JSON string. |
Return value
| Value | Description |
|---|---|
| True | Expression is valid JSON. |
| False | Expression is not valid JSON. |
Example
' Returns True
boolVal = JSONIsValid("{\"propName\":\"propValue\"}")
PrintLn("Should be True: " & boolVal)
' Returns False
boolVal = JSONIsValid("unquoted string")
PrintLn("Should be False: " & boolVal)
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