The RegistryValueExist command determines whether a value exist under specified key using KeyName and ValueName parameters set by the SetRegistryPath command.
Syntax
PluginRun("PlugIn","RegistryValueExist")
PluginGet("PlugIn","Result")
Parameters
Result
[out] If the value exists, then return value is 1, otherwise it's 0. If specified key does not exist then return value is -1.