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Checking the file for non-zero byte

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# 1  
Old 11-21-2009
Checking the file for non-zero byte
Hi,

An 'If' clause has to be executed if file1.txt has any contents in it.

Suggest us...
# 2  
Old 11-21-2009
Code:
if [[ -s file1.txt ]] ; then
  # do stuff to the file here
fi

# 3  
Old 11-21-2009
for perl:

Code:
print "file ->sample.txt<- is of size non zero" if ( -s "./sample.txt" );

Refer: File Test Operators
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