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Top Forums Shell Programming and Scripting How to check that passed parameters all have the same extension? Post 302411016 by cs03dmj on Wednesday 7th of April 2010 11:06:18 AM
Old 04-07-2010
Quote:
Originally Posted by kshji
Are you tested example
1.txt 1.1.txt 2.txt
All those have same extension.
Good point, kshji, but we use multiple "extensions" and hence require the filename to be stripped at the first "."

For your example, a slight alteration would suffice: Smilie

Code:
if [ `for file in $@; do
                echo ${file##*.}
        done | uniq -c | wc -l` -gt 1 ]; then
                echo "All extensions are NOT alike."
                exit 1
        else
                echo "All extensions ARE alike."
fi

 

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STREAM_COPY_TO_STREAM(3)						 1						  STREAM_COPY_TO_STREAM(3)

stream_copy_to_stream - Copies data from one stream to another

SYNOPSIS
int stream_copy_to_stream (resource $source, resource $dest, [int $maxlength = -1], [int $offset]) DESCRIPTION
Makes a copy of up to $maxlength bytes of data from the current position (or from the $offset position, if specified) in $source to $dest. If $maxlength is not specified, all remaining content in $source will be copied. PARAMETERS
o $source - The source stream o $dest - The destination stream o $maxlength - Maximum bytes to copy o $offset - The offset where to start to copy data RETURN VALUES
Returns the total count of bytes copied. CHANGELOG
+--------+------------------------------+ |Version | | | | | | | Description | | | | +--------+------------------------------+ | 5.1.0 | | | | | | | Added the $offset parameter | | | | +--------+------------------------------+ EXAMPLES
Example #1 A stream_copy_to_stream(3) example <?php $src = fopen('http://www.example.com', 'r'); $dest1 = fopen('first1k.txt', 'w'); $dest2 = fopen('remainder.txt', 'w'); echo stream_copy_to_stream($src, $dest1, 1024) . " bytes copied to first1k.txt "; echo stream_copy_to_stream($src, $dest2) . " bytes copied to remainder.txt "; ?> SEE ALSO
copy(3). PHP Documentation Group STREAM_COPY_TO_STREAM(3)
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