Get the last error from JSON functions.

Inputs

Input

Data type

Description

none

/

/

Outputs

Output

Data type

Description

ErrNo

DINT

Code of the last JSON error detected during a call to a JSON function.

Possible error codes:

  • 0: no error
  • 1: out of memory
  • 2: invalid handle
  • 3: operation denied because node has a parent
  • 4: invalid argument
  • 5: cannot open file
  • 6: JSON syntax error
  • 7: error writing file

FBD Language

Fixed_Image

JsonLastError

IEC 61131-3 Automation platform > Programming - Reference guide > JSON parser function blocks > JsonLastError

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