AssignableStringVarToken::AssignableStringVarToken(UInt32 _id, UInt32 lbound, UInt32 ubound) : AssignableStringToken(_id, lbound, ubound)
{
StringVar* strVar = g_StringMap.Get(value.arrID);
if (strVar) {
upper = (upper > strVar->GetLength()) ? strVar->GetLength() - 1 : upper;
substring = strVar->SubString(lower, upper - lower + 1);
}
}
bool Cmd_sv_SubString_Execute(COMMAND_ARGS)
{
UInt32 rhStrID = 0;
UInt32 startPos = 0;
UInt32 howMany = -1;
std::string subStr;
if (ExtractArgs(EXTRACT_ARGS, &rhStrID, &startPos, &howMany))
{
StringVar* rhVar = g_StringMap.Get(rhStrID);
if (!rhVar)
return true;
if (howMany == -1)
howMany = rhVar->GetLength() - startPos;
subStr = rhVar->SubString(startPos, howMany);
}
AssignToStringVar(PASS_COMMAND_ARGS, subStr.c_str());
return true;
}