交换行尾两个字符顺序 Ctrl
每个记录可以由行尾字符进行分隔。
如果随后进行粘贴,则会粘贴整行文本及其行尾字符。
If you then paste, the text of the entire line and its end-line character are pasted.
但是readline方法在读入指定数量的字符后,还会继续读取,直到行尾。
The readline method, however, reads the specified number of characters and continues reading until the end of that line.
应用推荐