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Top Forums Shell Programming and Scripting awk to add text to each line of matching id Post 303029008 by Don Cragun on Saturday 19th of January 2019 12:44:44 PM
Old 01-19-2019
Hi cmccabe,
If you create an array with three subscripts, you have to use three subscripts when you try to access an element of that array.

Are the ranges given in your first input file always in increasing numerical order for each $1,$4 set of values (as in your sample file f1)? If they are we can use that information to make your code run faster.

Is the fifth subfield of $4 in your second input file always identical to the $1 value on the same input line (as in your sample files)? If they are, we can use that information to make your code run faster.

You note that your input files fields are separated by tabs. Do you want the output file to be tab delimited too; or do you want the output to be delimited by spaces as shown in your sample output?

Note that in your original code (and in your updated code) you have the line:
Code:
if(($2>min[array[5],array[1]] && $2<max[array[5],array[1]]) || ($3>max[array[5],array[1]] && $3<max[array[5],array[1]])){

and a $3 value can never be less than a max[] value and greater than the same value. Can we assume that you intended to write:
Code:
if(($2>min[array[5],array[1]] && $2<max[array[5],array[1]]) || ($3>min[array[5],array[1]] && $3<max[array[5],array[1]])){

or more likely that you meant:
Code:
if(($2>=min[array[5],array[1]] && $2<=max[array[5],array[1]]) || ($3>=min[array[5],array[1]] && $3<=max[array[5],array[1]])){

(i.e., are the min-max ranges inclusive of the endpoints or exclusive of the endpoints)?
This User Gave Thanks to Don Cragun For This Post:
 

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ARRAY_REVERSE(3)							 1							  ARRAY_REVERSE(3)

array_reverse - Return an array with elements in reverse order

SYNOPSIS
array array_reverse (array $array, [bool $preserve_keys = false]) DESCRIPTION
Takes an input $array and returns a new array with the order of the elements reversed. PARAMETERS
o $array - The input array. o $preserve_keys - If set to TRUE numeric keys are preserved. Non-numeric keys are not affected by this setting and will always be preserved. RETURN VALUES
Returns the reversed array. EXAMPLES
Example #1 array_reverse(3) example <?php $input = array("php", 4.0, array("green", "red")); $reversed = array_reverse($input); $preserved = array_reverse($input, true); print_r($input); print_r($reversed); print_r($preserved); ?> The above example will output: Array ( [0] => php [1] => 4 [2] => Array ( [0] => green [1] => red ) ) Array ( [0] => Array ( [0] => green [1] => red ) [1] => 4 [2] => php ) Array ( [2] => Array ( [0] => green [1] => red ) [1] => 4 [0] => php ) SEE ALSO
array_flip(3). PHP Documentation Group ARRAY_REVERSE(3)
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