注意到一些代码,如
string[] ary = parms.Split(",".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
for( int i = 0; i < ary.Length; i++)
ary[i] = ary[i].Trim();
工作得很好,但想知道是否有更好的方法来完成这一步
string[] trimmedStrings = parms.Split(',')
.Select(s => s.Trim())
.Where(s => s != String.Empty)
.ToArray();
顺便说一句,考虑使用像List<string>
这样的泛型类型列表,而不是传统数组
IList<string> trimmedStrings = parms.Split(',')
.Select(s => s.Trim())
.Where(s => s != String.Empty)
.ToList();
仍然是2步,但没有循环
ary = ary.Select(str => str.Trim()).ToArray();
或
ary = ary.Split(',').Select(str => str.Trim())
.Where(str => str != string.Empty)
.ToArray();
保留RemoveEmptyEntries行为,并删除可裁剪的项
这个做得很好:
//This could be inlined to the row below if you wanted
Regex oRE = new Regex(@"s*,s*");
string TestString = ",, test , TEST 2 ,Test3";
//This is really the line you're looking for - the rest of the code just sets up an example
string[] Results = oRE.Split(TestString.Trim());
foreach(string S in Results){
Console.WriteLine(">>" + S + "<<");
}
作为一行符:
string[] Results = new Regex(@"s*,s*").Split(TestString.Trim());