{
  "name": "sha256",
  "type": "function",
  "description": "Creates a sha256 hash from a string.",
  "variableLenArguments": false,
  "arguments": [
    {"arg":"string", "description": "the string to hash"}],
    "examples": [ { "expression":"sha256('QGIS')", "returns":"'eb045cba7a797aaa06ac58830846e40c8e8c780bc0676d3393605fae50c05309'"}
    ]
}