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 It starts with the first element and ends with the last one. create array with Foreach php closed Ask Question Asked 10 years, 2 months ago Modified 10 years, 2 months ago Viewed 17k times Part of PHP Collective -4 As it currently stands, this question is not a good fit for our Q&A format. The foreach statement iterates over all elements in an array, one at a time. The following foreach loop is used for reading the element. I'll get the following output from the script: argtest.php PHP provides you with the foreach statement that allows you to iterate over elements of an array, either an indexed array or an associative array. The foreach loop can be used to read the array values only or read both keys and values of the array. If I save this file as argtest.php, and then run it, like this: php argtest.php foo bar baz 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 For example, if you need to have the elements presented in ascending order by key, use the ksort function to rearrange the elements of the array in key sequence. 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. For an array, foreach presents the elements of the array in the order that they were added to the array.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |