zhu zhu's List: PHP

• define index  and values.
• Syntax "index => values",
• by commas
• two identical  index are defined, the last overwrite the first
• Automatic index with array()
• 3 => 13)
• [3] => 13

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• This is particularly useful for  counting all the elements of a multidimensional array. The default  value for mode  is 0.  count() does not detect infinite recursion.
• Returns the number of elements in var ,
•  COUNT_RECURSIVE);

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• key() returns the index element of the current array  position.
• Returns the index.

• current  element's key will be assigned to the variable  $key on each loop.

• Returns the value of the first array element, or FALSE if the array is  empty.

• Superglobals
• predefined variables

• mysql_fetch_row
• mysql_fetch_row — Get a result row as an enumerated array

• the main reson for learning a scripting language like PHP is because of the interaction with databases it can offer.
• Banner Rotation.
• Forums
• Databases.
• Websites.
• Firstly,
• need three things to run PHP scripts which access MySQL databases.
• need a webserver.
• PHP also needs to be installed on the server.
• Finally, you will also require MySQL.
• PHPMyAdmin on your server

  • on the database server
• basics of using PHP and MySQL together

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