如果您在文章或教程中使用制表符缩进，那么编辑器中显示的行号可能与报告错误的行号不匹配。
If you use tabs to indent your article or tutorial, the column number shown in your editor may not match the column number reported in an error message.
支持“编辑”命令键的自定义：支持行号显示：可以用指定颜色显示当前行：支持文件拖放。
Support the "Edit" command from the definition of the keys: OK, show support: can specify the color that shows the current line: drag and drop support files.
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