I have an array: I want to return a json_encode for this array, but only for “key2” and “key3” attributes. For the moment that: But this is not okay as the array may also contain other properties. If it is possible, I prefer not to use loops… (sorry for my english) Answer This solution uses array_map() and array_intersect_key(): …which prints:
Tag: arrays
laravel – Can I add new items to an array that already has some existing items?
var_export($response) is an array like below: The below code gives a result like this: “data”: 3. I wanted add a new item called points with the $response array, into all elements. But here, it overwrites the existing array. How can I achieve this? Expected output: Answer As mentioned, array_push() returns the new number of elements in the array. That’s why
Reformat json in a correct way
I have this php code as I am trying to execute a particular function in my php project, I code the implementation correct but I ran into a small problem. Running the code above I got this result below, That’s the expected result but I want to omit [] between data But actually I wanted this result Answer You’re telling
PHP – change/adding numerical value to array key value using submit button
I am using array to limit the results from glob(), like a pagination How can I add value of 1 to $show[0] using a button? Answer You’ll need to record the current state of the page in some way. You can do this with a hidden variable, however I would recommend either switching to $_GET for this function, or simply
PHP class with 3 objects iterate through array
I have to demonstrate PHP class with 3 objects of that class, then add these class objects to an array, and iterate through the array displaying the object data variable values in an HTML table. I was not able to even echo values without a table, not sure what is wrong there. Here is what I got so far. Answer
PHP – 2D array to string
I would need this matrix represented by a 2d field on a string in the form. ‘…. n .XX. n .XX.n ….’ Thank you in advance for any advice. Answer Use array_map() to call implode() on each element to get an array of strings. Then implode that to get a single string separated by n.
How to add arrays with the same months in a loop?
Array Months Array Values of Months So, I wanted to add the number that falls in the same month Desired Output Code: Output: Please help me figure this out. Thank you. Answer Your problem is that you are not considering that on the 2nd time you arrive at a month that already exists you need to add it to the
POST-ing HTMLFormElements as Array Keep DOM Order Accross Browser
I am POST-ing three HTML input elements that has the PHP Array naming convention i.e. name=”name[]” (the 3 inputs have different names “A[]”, “B[]” and “C[]”). The input elements are children of <td> elements of which there are anything from 7 to 1001 <td>’s, meaning for each <td> there is 3 times the input elements i.e. 21 to 3003. The
Merge multidimensional Array PHP without changing the key
i have a problem to merge this array, I want to merge this array bellow and the expected result will be like this without changing the key.. Thankyou. Answer You can use Array Operators + to do that. You can check my below demo: The result will be: You can find out more at https://www.php.net/manual/en/language.operators.array.php
Array Data Unable to be Iterated Through (PHP)
NOTE: This is just test code because I am learning PHP, so there’s no real point to it. Essentially, all I’m asking is how to turn the array of objects back into a form that I can use. ISSUE: I’ve created a new object array with 8 different produce items. I would like to write them to a .txt file