Float class creates primitives that wrap themselves around data items of the float data type : float « 数据类型 « Java

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Java » 数据类型 » float屏幕截图 
Float class creates primitives that wrap themselves around data items of the float data type
  

        
public class MainClass {
  public static void main(String[] args) {
    float f = -29.6f;
    Float f2 = new Float(f);
    System.out.println(f2.floatValue());
  }
}

   
  
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