PHP and MySQL Web Development - P36 doc
PHP and MySQL Web Development - P36 doc
... 3:35 PM Page 145 146 Chapter 6 Object-Oriented PHP Object-oriented software is designed and built as a set of self-contained objects with both attributes and operations that interact to meet ... of software development, OO is the norm and function oriented soft- ware is considered old fashioned. For a number of reasons, most Web scripts are unfortu- nately still designed and writ...
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PHP and MySQL Web Development - P3 docx
... Extensions and require() 120 PHP Tags and require() 120 Using require() for Web Site Templates 120 Using auto_prepend_file and auto_append_file 125 Using include() 126 Using Functions in PHP 128 Calling ... Reading 143 Next 143 6 Object-Oriented PHP 145 Object-Oriented Concepts 145 Classes and Objects 145 Polymorphism 147 Inheritance 147 Creating Classes,Attributes, Operations...
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PHP and MySQL Web Development - P11 doc
... method depends on the version of PHP you are using and a setting in your php. ini file. Form Variables Within your PHP script, you can access each of the form fields as a PHP variable whose name relates ... recognize variable names in PHP because they all start with a dollar sign ($). (Forgetting the dollar sign is a common pro- gramming error.) Depending on your PHP version and...
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PHP and MySQL Web Development - P15 doc
... gets rid of the variable it is passed and returns true. Finally there is empty().This checks to see if a variable exists and has a non-empty, non-zero value and returns true or false accordingly. ... 39 40 Chapter 1 PHP Crash Course Each of these accepts a variable as input and returns the variable’s value converted to the appropriate type. A convention used in this book, and in t...
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PHP and MySQL Web Development - P22 doc
... a database, you can load the array con- tents directly from the database.This is covered in Chapter 10,“Accessing Your MySQL Database from the Web with PHP. ” You can also use various functions ... that while PHP s string parsing is pretty clever, you can confuse it. If you are hav- ing trouble with arrays or other variables not being interpreted correctly when embed- ded in a double-qu...
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PHP and MySQL Web Development - P25 doc
... 3.2 vieworders .php Using PHP to Display Orders for Bob < ?php //create short variable name $DOCUMENT_ROOT = $HTTP_SERVER_VARS['DOCUMENT_ROOT']; $orders= file("$DOCUMENT_ROOT/ ... separate array ele- ments to process the sections separately or to format them more attractively. Listing 3.3 does exactly that. Listing 3.3 vieworders2 .php Using PHP to Separate, Format, an...
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PHP and MySQL Web Development - P40 docx
... "<html>\n<head>\n"; $this -& gt; DisplayTitle(); $this -& gt; DisplayKeywords(); $this -& gt; DisplayStyles(); echo "</head>\n<body>\n"; $this -& gt; DisplayHeader(); $this -& gt; DisplayMenu($this->buttons); $this ... PHP processing.Therefore, we have simply used an end PHP tag (?>), typed our HTML, and then re-entered P...
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PHP and MySQL Web Development - P44B docx
... on the CD-ROM in the file chapter8/bookorama.sql You can run an existing SQL file, such as one loaded from the CD-ROM, through MySQL by typing > mysql -h host -u bookorama -D books -p < ... privileges: mysql& gt; revoke alter, create, drop -& gt; on books.* -& gt; from sally; And later, when she doesn’t need to use the database any more, we can revoke her privi- leges alto...
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PHP and MySQL Web Development - P46 docx
... will probably ever want to use. DATETIME 100 0-0 1-0 1 A date and time.Will be displayed as 00:00:00 YYYY-MM-DD HH:MM:SS. 999 9-1 2-3 1 23:59:59 TIMESTAMP[(M)] 197 0-0 1-0 1 A timestamp, useful for transaction ... transac- tion recording. Table 8.7 Date and Time Data Types Type Range Description DATE 100 0-0 1-0 1 A date.Will be displayed as YYYY-MM-DD. 999 9-1 2-3 1...
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PHP and MySQL Web Development - P47 docx
... Your MySQL Database Unleashed", 49.99); insert into order_items values (1, " 0-6 7 2-3 169 7-8 ", 2), (2, " 0-6 7 2-3 176 9-9 ", 1), (3, " 0-6 7 2-3 176 9-9 ", 1), (3, " 0-6 7 2-3 150 9-2 ", ... 1), (3, " 0-6 7 2-3 150 9-2 ", 1), (4, " 0-6 7 2-3 174 5-1 ", 3); insert into book_reviews values...
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