如何从字符串中删除结尾逗号 [英] how to remove end comma from the string

问题描述

public string display()
    {
        string st="";
        DataTable dt= (DataTable)ViewState["CurrentData"];
        for (int i = 0; i < dt.Rows.Count ; i++)
        {
            st += dt.Rows[i]["item"].ToString() + ",";
        }

        return st;
    }

这是我的函数，它以字符串格式存储值
例如:-abc @ gmail.com，xya @ yahoo.com，dfd @ gmail.com，

如何从字符串中删除最后一个逗号
例如:-abc @ gmail.com，xya @ yahoo.com，dfd @ gmail.com

请帮我...

This is my function who stores values in string format
for eg:- [e-mail],[e-mail],[e-mail],

How can i remove the last comma from the string
for eg:- [e-mail],[e-mail],[e-mail]

Pls help me...

推荐答案

string finalvalue = string.Empty;
finalvalue = lblSelected.Text.Substring(0, lblSelected.Text.Length - 1);

谢谢
Ashish

Thanks
Ashish

st = st.Remove(st.Length-1，1);

st = st.Remove(st.Length - 1, 1);

st = st.Substring(0，st.Length- 1);

st=st.Substring(0,st.Length-1);

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