This is to avoid outputting invalid character data.

这样就可以避免输出非法字符数据。

The folder name you specified contains an invalid character.

指定的文件夹名中含有无效的字符。

Thus, the space, the invalid character, needs to be converted into an escaped hexadecimal encoding and can be decoded later.

这样，需要将该空格(一个无效的字符)转换为转义的十六进制编码，并可在以后对该编码进行解码。

The invalid character might be in the argument of this method or in an argument of previous methods that were writing to the buffer.

无效的字元可能是在这个方法的引数中，或在先前已写入至缓冲区的方法的引数中。

You might also have two client-side validators that ensure that the username and password are at least a character or so long, or perhaps don't contain any invalid characters.

你可能还有两个客户端校验来确保用户名和密码不要少于一位字符或太长，或者不包含任何无效字符。

Any of the so-called control characters (those with a hex value below 0x20, the space character) can cause your parser to stop with an invalid token error.

所有所谓的控制字符(那些16进制值低于0x20的字符，空格字符)可能会导致您的解析器因为一个无效的标记错误而停止工作。

A question mark indicates an invalid option, in which case the character triggering it is stored in the variable optopt.

问号表示无效选项，在这种情况下，触发它的字符存储在变量optopt中。

Well, for starters, "Hello World" is a regular 8-bit-per-character string and assigning it to an array of 32-bits per character is invalid.

对于初学者来说，“ Hello World ”是每个字符8位的常规字符串，把它赋值给每个字符32位的数组是非法的。

The name that you have entered is not valid. The first character is invalid.

输入的名称无效。第一个字符无效。

Invalid escape character type: {0}.

转义符类型无效：{0}。

The first character is invalid.

第一个字符无效。