…In a real website the values assigned to variables…would be drawn from a database or some other…data source, but to keep things simple in this…page they have been hard coded here above the Doctype.…Now we've got some variables, let's embed…them in the HTML to display their contents.…And, along the way we'll also look at how to join strings using the dot operator.…As well as an important feature of double-quoted strings.…So what I want to do is to replace the book title with this variable here, title.…
So let's just scroll down, and my h2 headings here, Book Title.…Select that HTML, delete it, add some php tags.…And between them I'm going to type echo, which is the command for displaying…simple variable such as text and numbers and it will be echo title…followed by a semi-colon. If I save that and go to my browser.…I need to load that page. It's 01_05 and the name is display php.…
And there we are, The Hitchiker's Guide to the Galaxy.…The value stored in the title variable is being displayed.…So let's change the author Delete A, N, other.…
Author
Released
12/9/2013Note: This course was recorded with Adobe Dreamweaver, but you can use the code editor of your choice to follow along.
- How to use PHP in a webpage
- Storing and displaying text and numbers in variables
- Using functions
- Adding comments to your PHP scripts
- Moving common page elements to include files
- Displaying different content on a page
- Working with multiple values in arrays and loops
- Getting form input sent by the POST method
- Using PHP sessions to preserve data
- Storing data in session variables
- Connecting to and querying a database
- Handling errors
Skill Level Beginner
Duration
Views
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Introduction
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Welcome1m 30s
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Using the exercise files5m 13s
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1. Introduction to PHP
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How to use PHP in a web page6m 43s
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2. Using Server-Side Includes for Common Page Elements
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3. Using Conditions to Change Page Output
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How PHP makes decisions3m 30s
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4. Working with Multiple Values in Arrays and Loops
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Labeling array elements7m 21s
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5. Getting User Input from a Form
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Calculating the order total6m 34s
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6. Displaying Content from a Database
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Loading data into MySQL5m 37s
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Connecting to the database7m 47s
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Querying the database6m 15s
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Linking to a details page2m 40s
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7. Handling Errors
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Dealing with PHP errors4m 15s
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Tracking down parse errors4m 32s
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Conclusion
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What's next?2m 26s
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Video: Displaying the values of number and text variables