如何替换字符串中的某个值？

I am using Flexbuilder with sdk 3.5. I convert an int to a binary string. Now I want to replace binary value at certain index. How can I do this?

我正在使用带有sdk 3.5的Flexbuilder。我将int转换为二进制字符串。现在我想在某个索引处替换二进制值。我怎样才能做到这一点？

I tried following but it did not work;

我尝试过但是没有用;

binaryStr[0] = "0";

and

和

binaryStr[0] = '0';

1 个解决方案

#1

You could use String.split() to convert your String into an Array, then change what you want, and finally convert the resulting Array into a String with Array.join() ?

您可以使用String.split（）将您的String转换为数组，然后更改您想要的内容，最后将生成的数组转换为带有Array.join（）的String？