java 风速转风级

深碍√TFBOYSˉ_ 2022-10-29 01:45 71阅读 0赞

/** * 风速 转 风级 * @param windSpeed * @return */
        public String windSpeedToWindLevel(Double windSpeed) { 
            int index = 0;
            if (0.0 <= windSpeed && windSpeed < 0.3) { 
                index = 0;
            } else if (0.3 <= windSpeed && windSpeed < 1.5) { 
                index = 1;
            }else if (1.5 <= windSpeed && windSpeed < 3.3) { 
                index = 2;
            }else if (3.3 <= windSpeed && windSpeed < 5.4) { 
                index = 3;
            }else if (5.4 <= windSpeed && windSpeed < 7.9) { 
                index = 4;
            }else if (7.9 <= windSpeed && windSpeed < 10.7) { 
                index = 5;
            }else if (10.7 <= windSpeed && windSpeed < 13.8) { 
                index = 6;
            }else if (13.8 <= windSpeed && windSpeed < 17.1) { 
                index = 7;
            }else if (17.1 <= windSpeed && windSpeed < 20.7) { 
                index = 8;
            }else if (20.7 <= windSpeed && windSpeed < 24.4) { 
                index = 9;
            }else if (28.4 <= windSpeed && windSpeed < 32.6) { 
                index = 10;
            }else if (32.6 <= windSpeed && windSpeed < 36.9) { 
                index = 11;
            }else if (36.9 <= windSpeed && windSpeed < 41.4) { 
                index = 12;
            }else if (41.4 <= windSpeed && windSpeed < 46.1) { 
                index = 13;
            }else if (46.1 <= windSpeed && windSpeed < 50.9) { 
                index = 14;
            }else if (50.9 <= windSpeed && windSpeed < 56.0) { 
                index = 15;
            }else if (56.0 <= windSpeed && windSpeed < 61.2) { 
                index = 16;
            }else{ 
                index = 17;
            }
            return index+"级";
        }