QString使用split按照某字符进行分解

1、实现效果

QString a = "1,2,3,4,5";

得到

QStringList b = {"1","2","3","4","5"}

2、实现

QString str = "a,,b,c";

QStringList list1 = str.split(',');
// list1: [ "a", "", "b", "c" ]

QStringList list2 = str.split(',', QString::SkipEmptyParts);
// list2: [ "a", "b", "c" ]