GetSymbolVal()

std::string drama::GetSymbolVal ( const std::string &  name )

extern

Return the value of an environment variable.

Note

The return value does not allow you to tell the difference between the environment variable being set with an empty value or not being set. See drama:GetSymbolExists() to determine that.

Parameters

name	The environment variable name.

Returns

The value of the environment variable, or an empty string if not set.