如何找到字符串的索引并在它们之间填充另一个字符串？ [英] how to find the index of the string and fill another string between them?

问题描述

嗨朋友



我有字符串赞



Str1 =我是{ }我想玩{}我会得分{};





现在我想通过插入替换括号确切位置的另一个刺痛



后该字符串看起来像


我是{ joe}我想玩{FootBall}我会得分{5 golas};



这个例子



首先我想找到我想要定位另一个字符串之后字符串中是否有任何括号

Hi Friends

I Have String Like

Str1= i am a { } and i want to play { } i will score { };


now i want replace the brackets by inserting another sting in the exact position

after that string looks like

i am a {joe} and i want to play { FootBall } i will score { 5 golas };

this example

first i want to find how any brackets are there in a string after the i want to position the another string

推荐答案

使用string.Format() [ ^ ]。

string msg = string.Format("I am {0} and I want to play {1}, I will socore {3}", var1, var2, var3);

计算字符串的出现次数{}。

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