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File Upload Handling - Getting Uploaded File Information
How To Get the Uploaded File Information in the Receiving PHP Script? Once the Web server received the uploaded file, it will call the PHP script specified in the form action attribute to process them. This receiving PHP script can get the uploaded file information through the predefined array calle...
2016-06-30, 6737👍, 2💬

How To Retrieve Input Values for Checkboxes Properly
How To Retrieve Input Values for Checkboxes Properly? - PHP Script Tips - Processing Web Forms If multiple input values are submitted with the same field name, like the case of a group of checkboxes, you should add ([]) to the end of the field name. This tells the PHP engine that multiple values are...
2016-06-26, 10620👍, 1💬

💬 2016-06-26 Donald: Thanks.

What is differece between echo and printf in php
What is differece between echo and printf in php PHP Echo Vs Print Diagram <?php print "Hello World! "; echo "Hello World! "; // The above outputs the text "Hello World!" on two separate lines. // Notice they are identical in output! print ("Hello World! "); echo ("Hello World! "); // The above a...
2011-08-01, 3448👍, 0💬

How To Quote Date and Time Values in SQL Statements
How To Quote Date and Time Values in SQL Statements? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts If you want to provide date and time values in a SQL statement, you should write them in the format of "yyyy-mm-dd hh:mm:ss", and quoted with single quotes ('). The tutorial exerc...
2007-05-11, 4628👍, 0💬

How To Build WHERE Criteria with Web Form Search Fields
How To Build WHERE Criteria with Web Form Search Fields? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts If your PHP script is linked to a Web form which takes search key words for multiple data fields. For example, your Web form asks your visitor to search for Website links with...
2007-05-11, 5687👍, 0💬

How To Display a Past Time in Days, Hours and Minutes
How To Display a Past Time in Days, Hours and Minutes? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts You have seen a lots of Websites are displaying past times in days, hours and minutes. If you want to do this yourself, you can use the TIMEDIFF() SQL function. Note that the TI...
2007-05-11, 5345👍, 0💬

How To Quote Text Values in SQL Statements
How To Quote Text Values in SQL Statements? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts Text values in SQL statements should be quoted with single quotes ('). If the text value contains a single quote ('), it should be protected by replacing it with two single quotes (''). In...
2007-05-11, 4461👍, 0💬

How To Get the ID Column Auto-Incremented
How To Get the ID Column Auto-Incremented? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts Many tables require an ID column to assign a unique ID number for each row in the table. For example, if you have a table to hold forum member profiles, you need an ID number to identify ea...
2007-05-11, 4636👍, 0💬

How To Query Multiple Tables Jointly
How To Query Multiple Tables Jointly? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts If you want to query information stored in multiple tables, you can use the SELECT statement with a WHERE condition to make an inner join. Assuming that you have 3 tables in a forum system: "use...
2007-05-11, 4843👍, 0💬

How To Delete Existing Rows in a Table
How To Delete Existing Rows in a Table? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts If you want to remove a row from a table, you can use the DELETE statement with a WHERE clause to identify the row. The following sample script deletes one row: <?php include "mysql_connect...
2007-05-11, 4446👍, 0💬

How To Perform Key Word Search in Tables
How To Perform Key Word Search in Tables? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts The simplest way to perform key word search is to use the SELECT statement with a LIKE operator in the WHERE clause. The LIKE operator allows you to match a text field with a keyword pattern...
2007-05-11, 4659👍, 0💬

How To Update Existing Rows in a Table
How To Update Existing Rows in a Table? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts Updating existing rows in a table requires to run the UPDATE statement with a WHERE clause to identify the row. The following sample script updates one row with two new values: <?php includ...
2007-05-11, 4615👍, 0💬

How To Get the Last ID Assigned by MySQL
How To Get the Last ID Assigned by MySQL? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts If you use an ID column with AUTO_INCREMENT attribute, you can use the mysql_insert_id() function to get the last ID value assigned by the MySQL server, as shown in the sample script below: ...
2007-05-11, 5890👍, 0💬

How To Query Tables and Loop through the Returning Rows
How To Query Tables and Loop through the Returning Rows? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts The best way to query tables and loop through the returning rows is to run the SELECT statement with the mysql_query() function, catch the returning object as a result set, an...
2007-05-11, 4551👍, 0💬

How To Break Output into Pages
How To Break Output into Pages? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts If you have a query that returns hundreds of rows, and you don't want to present all of them to your users on a single page. You can break output into multiple pages, and only present 10 rows per page...
2007-05-10, 4680👍, 0💬

How To Get the Number of Rows Selected or Affected by a SQL Statement
How To Get the Number of Rows Selected or Affected by a SQL Statement? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts There are two functions you can use the get the number of rows selected or affected by a SQL statement: mysql_num_rows($res) - Returns the number of rows selecte...
2007-05-10, 4169👍, 0💬

How To Connect to a MySQL Sever with Default Port Number
How To Connect to a MySQL Sever with Default Port Number? - MySQL FAQs - PHP Connections and Query Execution If you want to connect a MySQL server with default port number, you can use the "mysql_connect($server)" function, where $server is the host name or IP address where the MySQL server is runni...
2007-05-10, 4141👍, 0💬

How To Insert Multiple Rows with a SELECT Statement
How To Insert Multiple Rows with a SELECT Statement? - MySQL FAQs - Managing Tables and Running Queries with PHP Scripts If want to insert rows into a table based on data rows from other tables, you can use a sub-query inside the INSERT statement as shown in the following script example: <?php in...
2007-05-10, 5197👍, 0💬

How To Connect to a MySQL Sever with a Port Number
How To Connect to a MySQL Sever with a Port Number? - MySQL FAQs - PHP Connections and Query Execution If you want to connect a MySQL server with a non-default port number, you need to use the "mysql_connect($server)" function with $server in the format of "hostName:portNubmber". The tutorial exerci...
2007-05-10, 4229👍, 0💬

How To Get Some Basic Information Back from MySQL Servers
How To Get Some Basic Information Back from MySQL Servers? - MySQL FAQs - PHP Connections and Query Execution Once you got a MySQL server connection object successfully, you can use mysql_get_server() and mysql_get_host_info() to get some basic information from your MySQL server. The tutorial exerci...
2007-05-10, 4300👍, 0💬

What Happens If You Do Not Have Privileges to Create Database
What Happens If You Do Not Have Privileges to Create Database? - MySQL FAQs - PHP Connections and Query Execution If your MySQL server is provided by your Internet service company, your user account will most likely have no privilege to create new databases on the server. In that case, your CREATE D...
2007-05-10, 4124👍, 0💬

How To Get a List of Databases from MySQL Servers
How To Get a List of Databases from MySQL Servers? - MySQL FAQs - PHP Connections and Query Execution Once you got a MySQL server connection object successfully, you need to know what databases are available on the server and which database you should use to manage your tables and data. To get a lis...
2007-05-10, 4187👍, 0💬

How To Connect to MySQL Severs with User Accounts
How To Connect to MySQL Severs with User Accounts? - MySQL FAQs - PHP Connections and Query Execution If you want to connect a MySQL server with user account name and password, you need to call mysql_connect() with more parameters like this: $con = mysql_connect($server, $username, $password); If yo...
2007-05-10, 4106👍, 0💬

How To Turn on mysql Extension on the PHP Engine
How To Turn on mysql Extension on the PHP Engine? - MySQL FAQs - PHP Connections and Query Execution The "mysql" API extension is provided as "php_mysql.dll" for Windows system. Your PHP binary download package should have "php_mysql.dll" included. No need for another download. But you need to check...
2007-05-10, 4117👍, 0💬

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