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Top Forums Shell Programming and Scripting Get unique elements from Array Post 303042615 by nezabudka on Wednesday 1st of January 2020 09:34:02 AM
Old 01-01-2020
Code:
awk '!T[$0]++' RS='[[:space:]]+' <<<"$1"

or
Code:
grep -o '\S*' <<<"$1" | sort -u

Further, if you want, you can arrange this into an array, here is a sample
Code:
my_array=($(grep -o '\S*' <<<"$1" | sort -u))

And please pay attention to post number #4
 

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OB_GET_STATUS(3)							 1							  OB_GET_STATUS(3)

ob_get_status - Get status of output buffers

SYNOPSIS
array ob_get_status ([bool $full_status = FALSE]) DESCRIPTION
ob_get_status(3) returns status information on either the top level output buffer or all active output buffer levels if $full_status is set to TRUE. PARAMETERS
o $full_status - TRUE to return all active output buffer levels. If FALSE or not set, only the top level output buffer is returned. RETURN VALUES
If called without the $full_status parameter or with $full_status = FALSE a simple array with the following elements is returned: Array ( [level] => 2 [type] => 0 [status] => 0 [name] => URL-Rewriter [del] => 1 ) Simple ob_get_status(3) results Key:level Value:Output nesting level Key:type Value: PHP_OUTPUT_HANDLER_INTERNAL (0) or PHP_OUTPUT_HANDLER_USER (1) Key:status Value:One of PHP_OUTPUT_HANDLER_START (0), PHP_OUTPUT_HANDLER_CONT (1) or PHP_OUTPUT_HANDLER_END (2) Key:name Value:Name of active output handler or ' default output handler' if none is set Key:del Value:Erase-flag as set by ob_start(3) If called with $full_status = TRUE an array with one element for each active output buffer level is returned. The output level is used as key of the top level array and each array element itself is another array holding status information on one active output level. Array ( [0] => Array ( [chunk_size] => 0 [size] => 40960 [block_size] => 10240 [type] => 1 [status] => 0 [name] => default output handler [del] => 1 ) [1] => Array ( [chunk_size] => 0 [size] => 40960 [block_size] => 10240 [type] => 0 [buffer_size] => 0 [status] => 0 [name] => URL-Rewriter [del] => 1 ) ) The full output contains these additional elements: Full ob_get_status(3) results Key:chunk_size Value:Chunk size as set by ob_start(3) Key:size Value:... Key:blocksize Value:... SEE ALSO
ob_get_level(3), ob_list_handlers(3). PHP Documentation Group OB_GET_STATUS(3)
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