Let’s say I have a multidimensional array like this: How would I be able to count how many times the value “Thing1” occurs in the multidimensional array? Answer Try this : Output : It gives the occurrence of each value. ie : Thing1 occurs 2 times. EDIT : As per OP’s comment : “Wh…
Tag: arrays
Json Parsing and inserting to mysql
I am using the the Mandrill to post any inbound emails. Here is what is posted by Mandrill when i receive a new email -> http://help.mandrill.com/entries/22092308-What-is-the-format-of-inbound-email-webhooks- Also here is what i get in the $_REQUEST (sorry that its not formatted well): [{“event”…
usort descending
When i try to apply the below code from here it gives me results in ascending order. Output: On swapping $a and $b it gives the results in descending order except one value Output: i want to have the results in the below order: How do i achieve the same.? Answer My first guess is that usort expects an integer
Search array of filenames for file ending with “.txt”
I have an array with filenames. I want to check if the array have a file with extension ‘.txt’. How can I do that? in_array only checks for a specific value. Answer Contrarily to other answers suggesting array_filter, I don’t return something. I just check if it exists in the array. Besides,…
Php, in_array, 0 value
I was trying to understand the in_array behavior at the next scenario: $arr = array(2 => ‘Bye’, 52, 77, 3 => ‘Hey’); var_dump(in_array(0, $arr)); The returned value of the in_array() is …
Finding closest larger resolution with nearest aspect ratio in an array of resolutions
I have an array: I want to retrieve closest larger value with the nearest aspect ratio (same orientation). So, in case of $needle = ‘768×1280’ – 800×1280. And, in case of $needle = ‘320×240’ – 640×480. While the closest here is 480×640 it shouldn…
How do I count occurrence of duplicate items in array
I would like to count the occurrence of each duplicate item in an array and end up with an array of only unique/non duplicate items with their respective occurrences. Here is my code; BUT I don’t where am going wrong! Answer array_count_values, enjoy 🙂 Result:
PHP Sorting Inner, Inner Array
Okay I have an array like this: array { [0] => array { [0] => array { [“Time”] => “01:00:00” } [1] => …
sorting a column in a PHP array
I am trying to sort by a column(s) in the following data structure that I have built like this: This is a var_dump of the $entity_list data structure. How do I use asort() or ksort() on this structure? I think i should be using ksort(), as it works on a key. I have tried ksort($entity_list,’student_last…
Array to string conversion
What is the problem? Why can’t work? Array to string conversion…. Can anyone suggest how to reduce the number of lines of code in such a case? Answer