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Java String to Int(Minus or decimal point) How to String to Int with Minus or decimal point String에서 숫자로 형변환하기 String num1 = "2000.000"; String num2 = "-400.0"; // Convert String to Float before Round.. after result is Int type int charge1 = Math.round(Float.parseFloat(num1)); int charge2 = Math.round(Float.parseFloat(num2));