August 2000
Intermediate to advanced
800 pages
13h 15m
English
Content preview from Core PHP Programming: Using PHP to Build Dynamic Web Sites
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Saving Data for Later
Often it is necessary to save information for later use. PHP, like most programming languages, offers the concept of variables. Variables give a name to the information you want to save and manipulate. Listing 1.3 expands on our example by using variables.
Listing 1.3. Assigning Values to Variables
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The first block of PHP code puts values into some variables. The four variables are YourName, Today, CostOfLunch, and DaysBuyingLunch. PHP knows they are variables because they are preceded by a dollar sign ($). The first time you use a variable in a PHP script, some memory is set aside to store the information you wish to save. ...
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