Smartsite Documentatie > SXML > Vipers > Local Viper Methods > This.Exists (Json) Viper Method
Indicates whether the given property exists in the JSON object.

This viper method also supports the extension viper syntax.

Syntax

Smartsite SXML CopyCode image Copy Code 
boolean this.exists(string name)

Extension Viper Syntax

Smartsite SXML CopyCode image Copy Code 
boolean page.<id>.exists(string name)

Parameters

Name Data Type Description
name String The name of the property. Use the . operator to query within nested objects.

Return Value

Data Type Description
Boolean True if the property exists.

Used in

Macro Description
Json The JSON macro can parse a JSON string. It exposes properties to query the resulting object and methods to modify it.
SXML