import java.text.DecimalFormat;
public class Test {
public static void main(String[] args) throws Exception{
DecimalFormat decimalFormat= new DecimalFormat("###,###.0000");
String format = decimalFormat.format(1234.45);
System.out.println(format);
}
}
Java DecimalFormat (数字格式化)
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Origin blog.csdn.net/qq_45858803/article/details/121501002
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