![]() Using the $argv array here isn't a great example of why you might want to access the array elements as key/value pairs, but I'm writing this article for myself, and all I really need is a reminder of this PHP foreach key/value syntax. I can also loop through a PHP array by accessing the array key and value, like this: #!/usr/bin/phpįor this example, this array key/value approach results in the following output: 0 = argtest.php The continue statement breaks one iteration (in the loop), if a specified condition occurs, and continues with the next iteration in the loop. These values can be of different data types, including strings, numbers, or even other arrays. In PHP, an array is a variable that can hold multiple values. ![]() We'll list PHP array functions, and create a multidimensional array. How to use PHP for loop with Arrays to create efficient and dynamic applications. ![]() I'll get the following output from the script: argtest.php In this lesson, we'll work with arrays and use a new kind of loop - foreach. I thought a for loop would do this because then I. Read the arraykeys documentation and think about how that function could allow other types of loops to iterate over arrays with string keys. I was originally using a while loop to loop through the results the problem I encountered is that in the loop I need to get what row the loop is currently in. Its well known that calling count(array) in a for loop in PHP is slower than assigning the count to a variable and using that variable in the for loop. I use PHP and have an array that looks like this: Array ( 34 > Array ( slug > myslug title > my title ) 33 > Array. If I save this file as argtest.php, and then run it, like this: php argtest.php foo bar baz I am doing a MySQL SELECT on my database with PHP and I want to loop through the results. If you have a simple one-dimensional array, like the $argv array which lets you access command line arguments, you can loop through it like this: #!/usr/bin/php PHP array FAQ: How do I iterate (loop) through a PHP array?Īnswer: The easiest way to loop through a PHP array is to use the PHP foreach operator.
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