Object HeapGraphNode

HeapGraphNode represents a node in the heap view

Inheritance

Member attributes

type

Integer, node type, possible values:

1
readonly Integer HeapGraphNode.type;

• profiler.Node_Hidden, Hidden nodes, which can be filtered out when displayed to the user
• profiler.Node_Array, Array
• profiler.Node_String, String
• profiler.Node_Object, JS objects (except strings and arrays)
• profiler.Node_Code, The compiled code
• profiler.Node_Closure, Function closure
• profiler.Node_RegExp, Regular expression
• profiler.Node_HeapNumber, Sorted numbers in the pile
• profiler.Node_Native, Native object (not on the v8 heap)
• profiler.Node_Synthetic, Synthetic object
• profiler.Node_ConsString, The concatenated string
• profiler.Node_SlicedString, The split string
• profiler.Node_Symbol, Symbol (ES6)
• profiler.Node_SimdValue, Sorted SIMD value in the heap (ES7)

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name

String, node name

1
readonly String HeapGraphNode.name;

---

description

String, the description of the node

1
readonly String HeapGraphNode.description;

---

id

Integer, node ID

1
readonly Integer HeapGraphNode.id;

---

shallowSize

Integer, node size, in bytes

1
readonly Integer HeapGraphNode.shallowSize;

---

childs

NArray, a list of child nodes, byHeapGraphEdgeType object composition

1
readonly NArray HeapGraphNode.childs;

Member function

toString

Returns the string representation of the object, generally returns "[Native Object]", the object can be re-implemented according to its own characteristics

1
String HeapGraphNode.toString();

Return result:

• String, Returns the string representation of the object

---

toJSON

Returns the JSON format representation of the object, generally returns a collection of readable attributes defined by the object

1
Value HeapGraphNode.toJSON(String key = "");

Call parameters:

• key: String, unused

Return result:

• Value, Returns a value containing JSON serializable