- The foreach loop is designed to handle…arrays and certain types of PHP objects.…It can be used in two different ways.…The first gives you access to the value…of each array element.…The syntax looks like this.…The first point to note is that…foreach is written as one word.…It's a keyword, and if you put a space…between for and each, it won't work.…Inside the parentheses you add…the name of the array you want…to loop through, followed by the as…keyword, and then a temporary variable,…or alias, that stores the value…of the current array element…each time the loop runs.…
So let's see that in practice.…This is foreach_01.php, which you can find…in the ch05 > 05_03 folder…of the Exercise Files.…Above the DOCTYPE declaration,…is an indexed array called $characters.…Let's use a foreach loop to iterate…through this array to create a bulleted…list of names.…So between the <ul> tags and the </html>…on line 14, we need to add a php block,…and inside there we'll have our…foreach loop.…
And it's the $characters array that…we're looping through, then the…
Author
Released
11/20/2015- Naming variables
- Storing text as strings
- Doing calculations with PHP
- Using conditional statements to make decisions
- Creating custom functions
- Deciphering error messages
- Emailing the contents of an online form
- Dealing with multiple-choice form fields
Skill Level Beginner
Duration
Views
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Introduction
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Welcome1m 11s
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Using the exercise files4m 14s
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1. Checking Your Setup
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2. PHP Basics
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PHP: The big picture6m 39s
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Comments and white space6m 7s
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Joining strings9m 4s
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3. Making Decisions with Conditional Statements
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The truth according to PHP3m 21s
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Setting a default value8m 52s
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4. Doing Calculations with PHP
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Arithmetic operators9m 15s
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Challenge: Integer division1m 18s
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Solution: Integer division3m 27s
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5. Using Loops for Repetitive Actions
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Using a for loop5m 44s
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Alternative syntax for loops2m 32s
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6. Using Functions and Objects
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Creating custom functions7m 53s
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7. Including External Files
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Using server-side includes3m 32s
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Using include and require8m 16s
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Examining the include_path5m 12s
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8. Handling Errors
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Dealing with PHP errors1m 27s
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9. Emailing the Contents of an Online Form
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Blocking suspect phrases8m 2s
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Preparing to send email5m 10s
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Automating the reply address7m 46s
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Building the message body10m 18s
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Sending the email5m 7s
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Troubleshooting mail()3m 17s
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10. Dealing with Multiple-Choice Form Fields
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Introduction1m 58s
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Handling checkbox groups7m 26s
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Handling select menus6m 21s
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Conclusion
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Where next?1m 56s
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Video: Looping through an array with foreach