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Top Forums UNIX for Beginners Questions & Answers Extract lines if string found from last 30 min only Post 303030553 by nezabudka on Tuesday 12th of February 2019 02:26:34 PM
Old 02-12-2019
Corrected format. Translated days into a two-digit number, hours from 12 to 24 hour format and removed nanoseconds and all that at the end
Code:
awk -F "<|>| |, |," -v d="$(LANG=C date -d -30minutes -u +" %b %d %Y %T")" '
 /^</           { line = $0
                if ( length($3) < 2 ) $3 = "0" $3
                split($5, a, ":" s)
                if ($7 == "PM" && a[1] != 12) $5 = (a[1]+=12) ":" a[2] ":" a[3]
                NF = 5
                }
(d < $0)        { print line }
' file.log

formats of compared values
Code:
$0 = Feb 02 2019 14:26:54
 d = Feb 12 2019 18:47:48


Last edited by nezabudka; 02-12-2019 at 03:40 PM..
 

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PX_DATE2STRING(3)														 PX_DATE2STRING(3)

px_date2string - Converts a date into a string.

SYNOPSIS
string px_date2string (resource $pxdoc, int $value, string $format) DESCRIPTION
Turns a date as it stored in the paradox file into human readable format. Paradox dates are the number of days since 1.1.0000. This func- tion is just for convenience. It can be easily replaced by some math and the calendar functions as demonstrated in the example below. PARAMETERS
o $pxdoc - Resource identifier of the paradox database as returned by px_new(3). o $value - Value as stored in paradox database field of type PX_FIELD_DATE. o $format - String format similar to the format used by date(3). The placeholders support by this function is a subset of those supported by date(3) (Y, y, m, n, d, j, L). RETURN VALUES
Returns TRUE on success or FALSE on failure. EXAMPLES
Example #1 Turn a paradox date into a human readable form <?php $px = px_new(); /* make up a date as it could be stored in */ /* a date field of a paradox db. */ /* 700000 days since 1.1.0000. */ $days = 700000; /* Use the calendar functions to print a */ /* human readable format of the date */ echo jdtogregorian($days+1721425)." "; /* px_date2string() outputs the same */ echo px_date2string($px, $days, "n/d/Y")." "; px_delete($px); ?> The above example will output: 7/15/1917 7/15/1917 SEE ALSO
px_timestamp2string(3), jdtogregorian(3). PHP Documentation Group PX_DATE2STRING(3)
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