Class: QgsExpressionNodeLiteral

class qgis.core.QgsExpressionNodeLiteral

Bases: QgsExpressionNode

An expression node for literal values.

QgsExpressionNodeLiteral(value: Any) Constructor for QgsExpressionNodeLiteral, with the specified literal value.

QgsExpressionNodeLiteral(QgsExpressionNodeLiteral)

Methods

clone

rtype

QgsExpressionNode

dump

rtype

str

evalNode

param parent

isStatic

param parent

nodeType

rtype

QgsExpressionNode.NodeType

prepareNode

param parent

referencedColumns

rtype

Set[str]

referencedFunctions

rtype

Set[str]

referencedVariables

rtype

Set[str]

value

The value of the literal.

clone(self)QgsExpressionNode
Return type

QgsExpressionNode

dump(self)str
Return type

str

evalNode(self, parent: QgsExpression, context: QgsExpressionContext)Any
Parameters
Return type

Any

isStatic(self, parent: QgsExpression, context: QgsExpressionContext)bool
Parameters
Return type

bool

nodeType(self)QgsExpressionNode.NodeType
Return type

QgsExpressionNode.NodeType

prepareNode(self, parent: QgsExpression, context: QgsExpressionContext)bool
Parameters
Return type

bool

referencedColumns(self)Set[str]
Return type

Set[str]

referencedFunctions(self)Set[str]
Return type

Set[str]

referencedVariables(self)Set[str]
Return type

Set[str]

value(self)Any

The value of the literal.

Return type

Any