The default behavior of grep is to print the file name in which a match was found only if multiple files were specified.
grep的默认行为是在指定多个文件的情况下打印从其中找到匹配项的那个文件名称。
The default behavior of grep is to print the file name in which a match was found only if multiple files were specified.
grep的默认行为是在指定多个文件的情况下打印从其中找到匹配项的那个文件名称。
应用推荐