{
  "name": "to_real",
  "type": "function",
  "groups": ["Conversions"],
  "description": "Converts a string to a real number. Nothing is returned if a value cannot be converted to real (e.g '123.56asd' is invalid).  Numbers are rounded after saving changes if the precision is smaller than the result of the conversion.",
  "arguments": [{
    "arg": "string",
    "description": "string to convert to real number"
  }],
  "examples": [{
    "expression": "to_real('123.45')",
    "returns": "123.45"
  }],
  "tags": ["converts", "precision", "invalid", "rounded", "numbers", "changes", "real", "result", "converted", "saving", "conversion", "smaller"]
}