[Home](./index.md) > [kibana-plugin-plugins-expressions-public](./kibana-plugin-plugins-expressions-public.md) > [ReactExpressionRendererProps](./kibana-plugin-plugins-expressions-public.reactexpressionrendererprops.md) > [expression](./kibana-plugin-plugins-expressions-public.reactexpressionrendererprops.expression.md) ## ReactExpressionRendererProps.expression property Signature: ```typescript expression: string | ExpressionAstExpression; ```