把分钟转化为小时分钟
String toHourMin(Integer minutes){ String h = "00"; String m = "00"; if(minutes % 60 < 10){ m = "0" + minutes % 60; } else { m = minutes % 60 +""; } /**也可以用三目运算取值 * m = minutes % 60 < 10 ? "0" + minutes % 60 : minutes % 60 +""; */ if(minutes / 60 < 10){ h = "0" + minutes / 60; } else { h = minutes / 60 + ""; } return: h + ":" + m; }