How to remove Duplicate Array element by specifying index like article_id That means there would no other element having same article id in array . This is what i am getting and Output: Answer Source : [https://stackoverflow.com/a/6461034/7891160][1]
Tag: arrays
Get all possible combinations without duplicates
How can I get all the possible combinations of given numbers. For instance I have $arr = [ 1, 2, 3, 4] I want to get the combinations without any duplicates inside the combinations Answer I hope below function work as per your expected output :
replace all keys in php array
This is my array: how can I replace all the “e” letters with “!” in the key name and keep the values so that I will get something like that I found this but because I don’t have the same name for all keys I can’t use It Answer I hope your array looks like this:- If yes then you
How do I output in proper JSON format in PHP?
I want to output some records from mysql table with resCode and resText in JSON in the following way: Since I’m very new to PHP arrays, I’m unable to format the server side part to output like above. Also I don’t know how to output the resCode and resText. Any help for the same will be appreciated. PHP part: Answer
Use array_merge_recursive for unknown number of arrays
I have a PHP script where I get a random number of arrays nested inside an array and need to merge them using array_merge_recursive. Given the number of nested arrays is always variable, is there a …
fill in the multidimensional array with missing keys
I have the following multidimensional array. I had to create keys the way it looks to group them accordingly. However, I need all the subarrays to have the same keys. Missing ones should be filled with a value of 0. The final array should be like below so that all subarrays have equal length. Answer You need a simple +
Populate option tags using three values from each row of a multidimensional array
I want to populate option tags from my array: I tried with: But I get a blank page as result. I expect: Answer You could use array_map to transform the input array into the html code for a <option> then implode all, using only one statement:
Sort array by numbers, when the same numbers, sort by alphabet
I am trying to solve problem with sorting. As I´ve written to the title, I need to sort array by numbers, but when some rows have the same number, sort them by alphabet. I was trying to make this with two sorts, but when I use sort by numbers and than second one by alphabet, it doesn’t work.. So I’ve
Form array of delimited strings with all combinations of values from 3 flat arrays
I want to do something like this: I want to merge combinations of all values so that the result would be 4 string values in a flat array: I tried something like this: but it only brings me two values: And the $product variable seems to be unavailable. How to make it available in the array_map() scope? Answer array_map() accepts
Text File to Array
I am trying to put my text file into an array.. my text file content is like this: anyone can help me to make the output looks like this: thanks in advance.. this is my code:- the problem is it outputs a multidimensional without array names.. and i am not familiar in multidimensional array.. Answer You can do something like