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Top Forums Shell Programming and Scripting Search a String between start and end of a block in a file Post 303013531 by G.K.K on Thursday 22nd of February 2018 10:37:18 PM
Old 02-22-2018
Linux

Quote:
Originally Posted by Chubler_XL
store the string in a variable and test it contains 123 before printing it:

Code:
awk '
/^abc$/{flag=1;block=""}
flag{if(length(block)) block = block "\n" $0
     else block=$0 }
/^def$/ && block ~ "123" { print block }' values.txt

Quote:
Thanks for the code snippetSmilie, And can we search multiple strings like either "123" or "456" if it didn't find 123 then it has to check for 456. How can we include "OR" condition?Smilie
---------- Post updated at 07:37 PM ---------- Previous update was at 07:15 PM ----------

Quote:
Originally Posted by rdrtx1
Code:
awk '$0~a,$0~b{l=l$0 RS;if($0~b){if(l~c)printf l;l=_}}' a="^abc$" b="^def$" c="123" values.txt

Quote:
I got an error "ran out of here" while running for the original file
 

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MSGFMT_GET_PATTERN(3)							 1						     MSGFMT_GET_PATTERN(3)

MessageFormatter::getPattern - Get the pattern used by the formatter

	Object oriented style

SYNOPSIS
public string MessageFormatter::getPattern (void ) DESCRIPTION
Procedural style string msgfmt_get_pattern (MessageFormatter $fmt) Get the pattern used by the formatter PARAMETERS
o $fmt - The message formatter RETURN VALUES
The pattern string for this message formatter EXAMPLES
Example #1 msgfmt_get_pattern(3) example <?php $fmt = msgfmt_create( "en_US", "{0, number} monkeys on {1, number} trees" ); echo "Default pattern: '" . msgfmt_get_pattern( $fmt ) . "' "; echo "Formatting result: " . msgfmt_format( $fmt, array(123, 456) ) . " "; msgfmt_set_pattern( $fmt, "{0, number} trees hosting {1, number} monkeys" ); echo "New pattern: '" . msgfmt_get_pattern( $fmt ) . "' "; echo "Formatted number: " . msgfmt_format( $fmt, array(123, 456) ) . " "; ?> Example #2 OO example <?php $fmt = new MessageFormatter( "en_US", "{0, number} monkeys on {1, number} trees" ); echo "Default pattern: '" . $fmt->getPattern() . "' "; echo "Formatting result: " . $fmt->format(array(123, 456)) . " "; $fmt->setPattern("{0, number} trees hosting {1, number} monkeys" ); echo "New pattern: '" . $fmt->getPattern() . "' "; echo "Formatted number: " . $fmt->format(array(123, 456)) . " "; ?> The above example will output: Default pattern: '{0,number} monkeys on {1,number} trees' Formatting result: 123 monkeys on 456 trees New pattern: '{0,number} trees hosting {1,number} monkeys' Formatted number: 123 trees hosting 456 monkeys SEE ALSO
msgfmt_create(3), msgfmt_set_pattern(3). PHP Documentation Group MSGFMT_GET_PATTERN(3)
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