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{quote} Terima kasih atas kiriman Anda. Saya mencoba kode Anda di bawah 0 (nol). Saya sangat butuh bantuan, tolong. ganda _lotSize = 0,10 ;/Ukuran Lot ganda _lotStep = 0.01 ;/Lot Step/-------Lot Minus---------------------------------- ---------------------------| if ( sparam == _btnLotMinus ) { ObjectSetInteger( 0, _btnLotMinus, OBJPROP_STATE, false ); _lotSize -= _lotStep; if ( _lotSize lt;= 0 ) { _lotSize = _lotStep; } _calcUpdade( CALC_CHANGE_LOT ); Cetak( | DoubleToStr, DoubleToStr( _lotSize, 2 ) ); }/---jika Tutup