Find files that contain BOM headers under Linux and clear BOM header commands 2014-08-16 12:30:50

Find files that contain BOM headers under Linux and clear BOM header commands 2014-08-16 12:30:50

Classification: System operation and Maintenance

Locate the file that contains the BOM header, as follows:

Click ( here) to collapse or open

1. Grep-r-i-l $ ' ^\xef\xbb\xbf '.

\XEF\XBB\XBF is a 16 binary representation of the UTF8 BOM
This command removes the BOM header from the current directory and all subdirectories.

Click ( here) to collapse or open

1. Find. -type f-exec sed-i ' s/\xef\xbb\xbf//' {} \;

Another way:

Click ( here) to collapse or open

1. Echo-ne ' \xef\xbb\xbf123456 ' | awk ' {if (nr==1) sub (/^\xef\xbb\xbf/, ""); print} '

Detailed explanation of BOM
Http://www.cnblogs.com/chengmo/archive/2010/10/30/1864004.html

Find files that contain BOM headers under Linux and clear BOM header commands 2014-08-16 12:30:50