asort($total, SORT_NUMERIC);
$total will hold the correct array with the most common word at the top, and the least common at the bottom. (just a quick question, why're you using latin? :P)
> Hi,
>
> no problem at all...
>
> well, the script is incomplete cause I don�t know how to sort the
> $total array by value... for example:
> Array
> (
> [Lorem] => 1
> [ipsum] => 1
> [dolor] => 5
> [sit] => 1
> [met] => 1
> [consectetuer] => 1
> [dipiscing] => 1
> [elit] => 2
> [sed] => 1
> [dim] => 0
> [nonummy] => 1
> [nibh] => 1
> [euismod] => 1
> [tincidunt] => 1
> [ut] => 5
> [loreet] => 0
> [dolore] => 3
> [mgn] => 0
> [liqum] => 0
> [ert] => 0
> [volutpt] => 0
> [Ut] => 1
> [wisi] => 1
> [enim] => 1
> [d] => 19
> [minim] => 1
> [venim] => 0
> [quis] => 1
> [nostrud] => 1
> [exerci] => 1
> [ttion] => 0
> [ullmcorper] => 0
> [suscipit] => 1
> [lobortis] => 1
> [nisl] => 1
> [liquip] => 1
> [ex] => 2
> [e] => 49
> [commodo] => 1
> [consequt] => 0
> [Duis] => 1
> [utem] => 1
> [vel] => 3
> [eum] => 1
> [iriure] => 1
> [in] => 5
> [hendrerit] => 1
> [vulputte] => 0
> [velit] => 1
> [esse] => 1
> [molestie] => 1
> [illum] => 1
> [eu] => 5
> [feugit] => 0
> [null] => 2
> [fcilisis] => 0
> [t] => 39
> [vero] => 1
> [eros] => 1
> [et] => 5
> [ccumsn] => 0
> [ius] => 1
> [odio] => 1
> [dignissim] => 1
> [qui] => 3
> [blndit] => 0
> [present] => 0
> [lupttum] => 0
> [zzril] => 1
> [delenit] => 1
> [ugue] => 1
> [duis] => 1
> [te] => 4
> [fcilisi] => 0
> )
>
> Which is the word and it total occurrence in the text... Now I want to
> sort it from the highest values to the lowest... and then return a
> keyword string as:
>
> $keywords = 'dolor,t,eu,te,in';
>
> Got it?
>
> Thanks,
> Bruno B B Magalhaes
>
> On Nov 5, 2004, at 7:42 PM, M. Sokolewicz wrote:
>
>> Bruno b b magalh�es wrote:
>>
>>> Hi People,
>>> well, I am building a very sophisticated(?) CMS, and I am thinking to
>>> implement a keyword automatically generation function... I thought on
>>> the following structure:
>>> ==================
>>> $submited_text = 'Lorem ipsum dolor sit amet, consectetuer adipiscing
>>> elit, sed diam nonummy nibh euismod tincidunt ut laoreet dolore magna
>>> aliquam erat volutpat. Ut wisi enim ad minim veniam, quis nostrud
>>> exerci tation ullamcorper suscipit lobortis nisl ut aliquip ex ea
>>> commodo consequat. Duis autem vel eum iriure dolor in hendrerit in
>>> vulputate velit esse molestie consequat, vel illum dolore eu feugiat
>>> nulla facilisis at vero eros et accumsan et iusto odio dignissim qui
>>> blandit praesent luptatum zzril delenit augue duis dolore te feugait
>>> nulla facilisi. ';
>>> generate_keywords($submited_text);
>>> function generate_keywords($text)
>>> {
>>> if(isset($text) && $text != '')
>>> {
>>> $words_to_ignore = array('/a/',
>>> '/to/',
>>> '/of/',
>>> '/from/'
>>> );
>>> $words =
>>> str_word_count(preg_replace($words_to_ignore,'',$text),1);
>>> foreach($words as $var=>$val)
>>> {
>>> $total[$val] = substr_count($text,$val);
>>> }
>>> }
>>> }
>>> =================
>>> How can I sort the resulting array by value, without loosing its
>>> relations.
>>> Is there a faster way of doing this?
>>> Regards,
>>> Bruno B B Magalhaes
>> Yes!!! DO NOT USE REGEXPS WHEN YOU DON'T NEED THEM! :) (not to be
>> rude, but you *really* don't need them. You're doing SIMPLE
>> str-replacements, which goes at LEAST a factor 20 faster using
>> str_replace thant using *any* regexp function.)
>>
>> Just remember the following:
>> from fastest to slowest:
>> str_replace
>> str_ireplace
>> preg_replace
>> ereg_replace
>> eregi_replace
>>
>> If you're not doing any regexp magic, use str_replace (or str_ireplace
>> as of PHP 5). As quotes from the str_replace section of the PHP
>> manual:
>> [snip]If you don't need fancy replacing rules (like regular
>> expressions), you should always use this function instead of
>> ereg_replace() or preg_replace().[/snip].
>>
>> Also, what does:
>> [snip]$words =
>> str_word_count(preg_replace($words_to_ignore,'',$text),1);[/snip] do.
>> The result is not used after storing it, nor is it returned in any
>> way...?
>>
>> Now, at the end you have the $total array, and you discard it at the
>> end... how... useful? (void return)
>>
>> hope those remarks help you, and if you consider me rude, just blame
>> it on a very early shift I had today
>>
>> --
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>>
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