<?php
$output = file_get_contents(‘http://localhost:8983/solr/select?q=video&wt=php’);
eval(“$resultArray = ” . $output . “;”);
echo “<pre>”;print_r($resultArray);
?>
Category Archives: PHP
what is cURL in php
cURL is a library that allows PHP applications to communicate with other servers.
Example :
<?php
$url = “www.example.com”; // Desired URL
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL,$url);
curl_setopt($ch, CURLOPT_VERBOSE, 1);
curl_setopt($ch, CURLOPT_POST, 0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);
$returned = curl_exec($ch);
curl_close ($ch);
echo $returned;
?>
Function to get last Java exception – PHP
<?php
java_last_exception_get();
?>
Function to clear last Java exception – PHP
<?php
java_last_exception_clear();
?>
Redirect stdout to file in php
<?php
ob_start();
echo ‘Your Name’;
$contents = ob_get_contents();
ob_end_clean();
file_put_contents(“test.txt”,$contents);
?>
ob_start();
echo ‘Your Name’;
$contents = ob_get_contents();
ob_end_clean();
file_put_contents(“test.txt”,$contents);
?>
Run Java class file from PHP script on a website
You can run the java filefrom PHP as follows
<?php exec(“java -jar filename.jar arguments”,$output); ?>
Persistent Cookie
Also called a permanent cookie, or a stored cookie, a cookie that is stored on a user s hard drive until it expires (persistent cookies are set with expiration dates) or until the user deletes the cookie.
Persistent cookies help websites remember your information and settings when you visit them in the future. This result in faster and more convenient access since, for example, you don’t have to login again.
Besides authentication, other website features made possible by persistent cookies include: language selection, theme selection, menu preferences, internal site bookmarks or favorites, among many others. On your first visit, the website is presented in default mode. During your visit, you select your preferences and these preferences are remembered, through the use of the persistent cookie, the next time you visit the site.
Find the total records in a mysql table – PHP
<?php
mysql_connect(“localhost”,”root”,”password”);
mysql_select_db(“store”);
$total=mysql_num_rows(mysql_query(“SELECT category_id as total FROM category”));
echo $total;
?>
mysql_connect(“localhost”,”root”,”password”);
mysql_select_db(“store”);
$total=mysql_num_rows(mysql_query(“SELECT category_id as total FROM category”));
echo $total;
?>
List databases – PHP
<?php
mysql_list_dbs();
Example :
$connection=mysql_connect(“localhost”,”root”,”password”);
$dataBases = mysql_list_dbs($connection);
while ($db = mysql_fetch_object($dataBases)) {
echo $db->Database . “<br />”;
}
?>
Get number of affected rows in mysql operation – PHP
<?php
mysql_affected_rows();
?>