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Top Forums Shell Programming and Scripting Extracting a string matching a pattern from a line Post 302420370 by dunkar70 on Tuesday 11th of May 2010 11:42:45 AM
Old 05-11-2010
try:

Code:
#!/bin/bash
input=$1
echo ${input}                      # echos the full input
echo ${input//[0-9]/}              # echos the digits found within the input

This assumes all digits are together within the input.

edit...
Sorry, I didn't pay attention... this only extracts the numbers.
 

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STR_PAD(3)								 1								STR_PAD(3)

str_pad - Pad a string to a certain length with another string

SYNOPSIS
string str_pad (string $input, int $pad_length, [string $pad_string = " "], [int $pad_type = STR_PAD_RIGHT]) DESCRIPTION
This functions returns the $input string padded on the left, the right, or both sides to the specified padding length. If the optional argument $pad_string is not supplied, the $input is padded with spaces, otherwise it is padded with characters from $pad_string up to the limit. PARAMETERS
o $input - The input string. o $pad_length - If the value of $pad_length is negative, less than, or equal to the length of the input string, no padding takes place. o $pad_string - Note The $pad_string may be truncated if the required number of padding characters can't be evenly divided by the $pad_string's length. o $pad_type - Optional argument $pad_type can be STR_PAD_RIGHT, STR_PAD_LEFT, or STR_PAD_BOTH. If $pad_type is not specified it is assumed to be STR_PAD_RIGHT. RETURN VALUES
Returns the padded string. EXAMPLES
Example #1 str_pad(3) example <?php $input = "Alien"; echo str_pad($input, 10); // produces "Alien " echo str_pad($input, 10, "-=", STR_PAD_LEFT); // produces "-=-=-Alien" echo str_pad($input, 10, "_", STR_PAD_BOTH); // produces "__Alien___" echo str_pad($input, 6 , "___"); // produces "Alien_" ?> PHP Documentation Group STR_PAD(3)
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