Indeed, 'a string' is a constant string you can't modify.

事实上，‘a string’是一个不能修改的常量字符串。

youdao

By using a constant string, you avoid allocating memory, copying the string, and the transcoding process.

通过使用常量字符串，可以避免分配内存、复制字符串和编码转换过程。

youdao

This can be avoided by storing the constant string into a local array and then using the array as the argument to the function.

这可以通过以下方法来避免：将常数字符串存储在某个本地数组中，然后将该数组用作函数的参数。

youdao