Useless instructions: Difference between revisions

=={{header|AWK}}==

<lang AWK>

BEGIN {

# create an array with two elements

n = split("item1,item2",array,",")

# delete array by removing one element at a time

for (i=1; i<=n; i++) { delete array[i] }

# delete entire array; available in "old" awk onward

split("",array)

# delete entire array; became available in "new" awk; redundant

delete array

}

</lang>