[set-x]

set-x is a core slot, one of the keywords of the Hyperlambda language, in Hyperlambda, the language of Magic Cloud. Sets node values without evaluating expressions in the source.

• Value (node-list,single-object), required: Expression selecting the node or nodes whose value should be changed

Arguments

Required arguments come first, then the optional ones in the order they are declared.

Argument	Type	Required	Description
any node name	object	no	Single source child evaluated before its value is consumed; omit to set the destination to null.

Guide: How to use [set-x]

JSON declaration

This is the complete declaration of set-x, as the running system describes it. It is also published as slot.json.

JSON declaration

{
  "name": "set-x",
  "description": "Sets node values without evaluating expressions in the source",
  "signature": {
    "input": {
      "kind": "node-list,single-object",
      "description": "Expression selecting the node or nodes whose value should be changed",
      "required": true,
      "mode": "Expression"
    },
    "children": {
      "*": {
        "type": "object",
        "description": "Single source child evaluated before its value is consumed; omit to set the destination to null",
        "required": false,
        "mode": "ExecutableLambda",
        "cardinality": "ZeroOrOne",
        "role": "SourceExpression",
        "evaluation": "EvalSelf",
        "projection": "Value"
      }
    }
  }
}

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