PHP and MySQL Web Development - P23 pps

... turn can hold more arrays. A three-dimensional array has height, width, and depth. If you are comfortable think- ing of a two-dimensional array as a table with rows and columns, imagine a pile or ... four-, five-, or six-dimensional arrays.There is no language limit to the number of dimensions, but it is difficult for people to visualize constructs with more than three dimensions. Most re...

Ngày tải lên: 07/07/2014, 03:20

... discount n 1 0-4 9 tires purchased—5% discount n 5 0-9 9 tires purchased—10% discount n 100 or more tires purchased—15% discount We can create code to calculate the discount using conditions and if and elseif ... type the HTML, a cheap and tireless computer could do it. Loop statements tell PHP to execute a statement or block repeatedly. while Loops The simplest kind of loop in P...

Ngày tải lên: 07/07/2014, 03:20

... the start and end of a string, and returns the resulting string.The characters it strips by default are newlines and carriage returns (\n and \r), horizontal and vertical tabs (\t and \v), end ... function, set up your PHP installation to point at your mail-sending program. If the script doesn’t work for you in its current form, double- check Appendix A,“Installing PHP 4 and...

Ngày tải lên: 07/07/2014, 03:20

... more alphanumeric and hyphen characters and possibly more dots, up until the end of the string, which encodes as follows: ^[a-zA-Z 0-9 _ \-\ .]+@[a-zA-Z 0-9 \-] +\.[a-zA-Z 0-9 \-\ .]+$ The subexpression ^[a-zA-Z 0-9 _ \-\ .]+ ... (!eregi('^[a-zA-Z 0-9 _ \-\ .]+@[a-zA-Z 0-9 \-] +\.[a-zA-Z 0-9 \-\ .]+$', $email)) { echo 'That is not a valid email a...

Ngày tải lên: 07/07/2014, 03:20

... more detail on the MySQL extensions to ANSI SQL, you can look at the MySQL Web site: http://www .mysql. com Next In Chapter 10,“Accessing Your MySQL Database from the Web with PHP, ” we’ll cover how ... when interacting with a MySQL database. In the next two chapters, we will look at how to connect MySQL and PHP so that you can access your database from the Web. We’ll also...

Ngày tải lên: 07/07/2014, 03:20