[erase duplicate words?]

try

<?php
$test = 'Sponge Face Painting Applicators Medium Sponge Applicator';
$c = 1;
while ($c) $test = preg_replace('/^(.*?)(\b[^ ]+?)s?\b (.*\b\2s?\b.*$)/', '\1\3', $test,-1,$c);
echo $test;
?>

[print duplicate records once from an array into a table]

try

<?php
$test = array(
    array("unit name 1", "category name 1", "Course 1"),
    array("unit name 2", "category name 2", "Course 1"),
    array("unit name 3", "category name 2", "Course 1"),
    array("unit name 4", "category name 3", "Course 2"),
    array("unit name 5", "category name 1", "Course 1"),
    array("unit name 6", "category name 4", "Course 2")
);
foreach ($test as $data){
    $tmp[$data[2]][$data[1]][] = $data[0];
}
foreach ($tmp as $course => $data){
    echo $course, '<br /><table border="3">';
    $tbl = array();
    $i = 0;
    foreach ($data as $cat => $unit){
        $i++;
        $tbl [0][$i] = $cat;
        $tbl[1][$i] = implode('<br />', $unit);
    }
    echo '<tr><td>', implode('</td><td>', $tbl[0]),'</td></tr>';
    echo '<tr><td>', implode('</td><td>', $tbl[1]),'</td></tr>';
    echo '</table><br />';
}
?>

[POST array and receiving]

change form part to

echo "<td><input type='text' name='quantity[".$uniq_id."]' value='".$quantity."'/></td>";

and on action page do

foreach($_POST['quantity']  as $uniq_id => $qty){
mysql_query("UPDATE cart SET quantity='$qty' WHERE id='$uniq_id' ");

}

[Find the last occurrence of a character]

ups try

$pattern = '/(?P<name>^[^-]+)-(?P<username>[^:]+)?P<password>.+)@(?P<server>[^@]+$)/';
$subject = 'name-username:p@ssword@server';
preg_match($pattern, $subject, $matches);
print_r($matches);
?>

[Find the last occurrence of a character]

try

$pattern = '/(?P<name>^[^-]+)-(?P<username>[^:]+)?P<password>[^@]+)@(?P<server>.*$)/';

[Putting a function within 'preg_replace']

try

<?php
$bb_search = array
      (
            '/\[b\]/',
            '/\[\/b\]/',
            '/\[img\=(.*?)\]/e',
      );

      $bb_replace = array
      (
            '<b>',
            '</b>',
            'check_image( \\1 )'
      );
$test = '[img=sasa]';
function check_image($a){
    return "<img src='$a'>";
}
echo preg_replace($bb_search, $bb_replace, $test);

?>

[Getting dynamically created form values]

change form part to

<?php
$query = $DB->query("SELECT country_code, country_id, IF(country_code = '".$country_code."', '', '') AS sel FROM countries WHERE site = 'test' ORDER BY country_name ASC");
foreach ($query->result as $row)
{
   $options .= '<label>' . 'Phrase for ' . $this->settings['countries'][$row['country_code']] . '</label>' . '<br />';
   $options .= '<input style="width: 100%; height: 5%;" id="country_data" type="text"  name="country_data[' . $row['country_id'] . ']"  />' . '<br /><br />';
}
?>

and on submit page do

<?php
foreach ($_POST['country_data'] as $country_id => $value) {
    // do something
}
?>

[get all links from a string]

<?php
$strContent = 'I am some <a href="/content.htm">Content</a> here, but I could have <a href="/link.php">a Link</a> <a href="http://www.example.com">Followed by another</a> Link, Mix external and not.';
preg_match_all('~href=("|\')(.*?)\1~', $strContent, $out);
print_r($out[2]);
?>

[capturing a div that doesn't contain any divs]

try

<?php
function my_find($data, $start_tag, $end_tag){
    $end = strpos($data, $end_tag);
    if ($end){
        if (($start = strpos($data, $start_tag)) !== false){
            while ((($tmp = strpos($data, $start_tag, $start+1 )) !== false) and $tmp < $end)
                    $start = $tmp;
        } else echo 'no open tag';
        return substr($data, $start, $end - $start + strlen($end_tag));
    }
}

$test = '<div>1 <div>2 <div>3<div>4</div></div></div></div>';
echo my_find($test, '<div', '</div>');
?>

[How to manadatory checkboxes without display Server error to user]

change

$countCheck=count($_POST['checkbox']);

to

$countCheck= isset($_POST['checkbox']) ? count($_POST['checkbox']) : 0;

[script doesnt even read a 20th of the file]

add

$line = trim($line);

before write $line in file

[Pulling my hair out - I broke the code!]

<?php
$test = '<tr>
		<td><font size="1"><b>Description:</b></font></td>
		<td  width="550">The rich contemporary style of the "Theo" Counter Height Table combines faux marble and a warm finish to create dining room furniture that adds an exciting style to the decor of any home. The thick polyurethane coated faux marble table top perfectly accentuates the warm brown finish flowing over the straight-lined contemporary design of the apron and legs to help create an exceptional dining experience. With the beautiful stitching and button tufting details of the faux leather upholstered bar stools, the "Theo" Counter Height Table is a refreshing addition to any home.</td>
	</tr>


	<tr bgcolor="#F8F7E4">
		<td><font size="1"><b>Series Features:</b></font></td>
		<td  width="550">Table top made with polyurethane coated print marble. Aprons and legs made from select veneer and solids with a warm brown finish. Chair is upholstered in a brown PVC with accent top stitching. D158-233 bar stool dimension: 18"W x 21"D x 40"H.</td>
	</tr>



	<tr>
		<td><font size="1"><b>Printable Page:</b></font></td>
		<td  width="550">
		    <a href="javascript:LoadBrochure(\'D158\')"><b>Click here</b> </a>to download full color page for the<b> Theo </b>series.
	    </td>

	</tr>

	<tr bgcolor="#F8F7E4">
	    <td><font size="1"><b>Image Downloads:</b></font></td>
		<td  width="550"><a href="../Downloads/download_results.asp?varSeriesNumber=D158&NAV=fromSeriesDetail"><b>Click here</b></a> for complete image download listing for series <b>D158</b>.</td>
	</tr>';
preg_match_all('~<td\s+width="550">(.*?)</td>~', $test, $out);
print_r($out[1]);
?>

[search engine results pagination help]

you miss to add limit part to your 2nd queru

 

and your pagination links is not correct

it must be something like

echo "<a href='". $_SERVER[php_SELF]."?q=".$_GET['q']."&p=$i'>Page $i -  </a>";

[sort 2dimension array with associative key]

<?php
$data=array('team1'=>array('w'=>0,'l'=>1,'t'=>0,'pts'=>0), 'team2'=>array('w'=>1,'l'=>0,'t'=>0,'pts'=>3), 'team3'=>array('w'=>0,'l'=>0,'t'=>1,'pts'=>1) );
foreach ($data as $team => $value) $tmp[] = $value['pts'];
array_multisort($data, SORT_DESC, SORT_NUMERIC, $tmp, SORT_DESC, SORT_NUMERIC);
print_r($data);
?>

[Loop through an array]

try

<?php
$handle = fopen('test.csv', 'r');
while ($line = fgetcsv($handle)) $out[$line[0]][] = array('qty' =>$line[1], 'price' => $line[2]);
foreach ($out as $aku => $tierPrices) $proxy->call('tierprice.update', array($aku, $tierPrices));
?>

[Mysql queries]

you can use UNION of two query. one for one record and 2nd for rest

[anyone check this code plss!]

<?php

$con = mysql_connect("localhost","root","");
if (!$con)
  {
  die('Could not connect: ' . mysql_error());
  }

  mysql_select_db("uni", $con)or trigger_error('MySQL error: ' . mysql_error());
   try
   {
$sql   = "SELECT StudentID,CourseID FROM take WHERE StudentID =" . $_POST['sid'] . " AND CourseID =" .$_POST['cid'] ;
    $query = mysql_query($sql) or trigger_error('MySQL error: ' . mysql_error());

    if (mysql_num_rows($query) > 0)
    {
        echo'StudentID already taken';
    }
}
if (!empty($_POST['sid']) && !empty($_POST['cid'])) //-------> error line
{
    $ct = 0;
    $student = $_POST['sid'];
    foreach ($_POST['cid'] as $key => $course)
    {
     $sql = "INSERT INTO take (StudentID, CourseID) VALUES('".mysql_real_escape_string($student)."','".mysql_real_escape_string($course)."')";
     $query = mysql_query($sql) or trigger_error('MySQL error: ' . mysql_error());
     if (mysql_affected_rows() > 0){$ct++;}
     }
    echo $ct . ' rows added.';
}  

mysql_close($con);

?>

[getting dates from database]

look        date<='".$nineyesterday."' AND date>='".$nineam

 

date is less then $nineyesterday and greatest then $nineam, is it OK?

[anyone check this code plss!]

add . " after $_POST['sid']

$sql   = "SELECT StudentID,CourseID FROM student,course WHERE StudentID =" . $_POST['sid'] . "  AND CourseID =".$_POST['cid'] ;

[Loop through an array]

try

<?php
$handle = fopen('test.csv', 'r');
while ($line = fgetcsv($handle)) $out[$line[0]][$line[1]] = $line[2];
print_r($out);
?>

[jcurl - preg_match?]

if it works then  mark topic solved

[preg_match()]

you just check first character of string

if you want to check it all change patern to '/^[a-zA-Z0-9]+$/'

[Using Switch With Array of Cases]

<?php
require('config.php');
require(INCLUDE_ROOT.'/classes/Category.php');

$viewPages = array( 
   'category' => array('classfile' => 'Category.php', 'classname' => 'Category', 'functions' => array('create', 'delete', 'modify', 'merge')),
   'questions' => array('classfile' => 'Question.php', 'classname' => 'Question', 'functions' => array('create', 'delete', 'modify', 'votegood', 'votebad'))
   );
   
$currentPage = $_GET['action'];
if(array_key_exist($currentPage, $viewPages)) {
            $settings = $viewPages[$currentPage];
            require(INCLUDE_ROOT.'/classes/'.$ettings['classfile']);
            $this->$class = new $settings['classname'];
            $function = $_REQUEST['do'];
            $this->$class->$function();
            loadTemplate($this->viewFile, $this->messages);
} else {
            //show deafult page
}
?> 

[Problems with an array updating a db table]

just trim $to_insert variable before insert it in db

[Sum with Where clause using session variables]

change

$sql = "SELECT HoursSpentLas, TravelTimeLas FROM tblProjects WHERE AdviserName = $MM_Username AND WeekNumber = $MM_Weeknumber";

to

$sql = "SELECT HoursSpentLas, TravelTimeLas FROM tblProjects WHERE AdviserName = '$MM_Username' AND WeekNumber = $MM_Weeknumber";

add qoutes around string data