diff options
Diffstat (limited to 'x2p')
| -rw-r--r-- | x2p/a2p.pod | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/x2p/a2p.pod b/x2p/a2p.pod index 4e61fd6ab9..06c5ac7322 100644 --- a/x2p/a2p.pod +++ b/x2p/a2p.pod @@ -82,13 +82,13 @@ block to bypass the block under such circumstances can be simplified by removing the conditional in the END block and just exiting directly from the perl script. -Perl has two kinds of array, numerically-indexed and associative. Awk -arrays are usually translated to associative arrays, but if you happen -to know that the index is always going to be numeric you could change -the {...} to [...]. Iteration over an associative array is done using -the keys() function, but iteration over a numeric array is NOT. You -might need to modify any loop that is iterating over the array in -question. +Perl has two kinds of array, numerically-indexed and associative. +Perl associative arrays are called "hashes". Awk arrays are usually +translated to hashes, but if you happen to know that the index is +always going to be numeric you could change the {...} to [...]. +Iteration over a hash is done using the keys() function, but iteration +over an array is NOT. You might need to modify any loop that iterates +over such an array. Awk starts by assuming OFMT has the value %.6g. Perl starts by assuming its equivalent, $#, to have the value %.20g. You'll want to |