Given two strings, what is the best approach in PHP to retrieve the characters which are in common, and those which are not? For instance, given the two strings: I would like to get something like: I saw there are word similarity functions which return a numeric value. However, I would like to retrieve each s…
Tag: arrays
php array access top object text in a foreach loop
I have an array in php. array(2) { [“Some text”]=> array(174) { [“type”]=> string(4) “None” [“modified”]=> string(0) “”…
A PHP array function that receives positive numbers, returns the largest and returns 0 if array is empty
I’m trying to write a PHP function that receives an array of positive numbers and returns the largest number in the array. Though if the array is empty, it must return 0… So far I have: But am not really sure how to incorporate the ‘else 0’, should I try to insert the for loop, inside …
How to create JSON root object with php
My current output of my PHP script looks like this: [ { “id”: “1087”, “name”: “Abhishek Saini”, “email”: “info@gmail.com&…
Getting a single attribute from a php array
I have a php array that I’ve filtered based on the datasetID the $result is therefore a single record. I would like to echo a single attribute i.e. [“genus”] I’ve tried echo $result[0][‘…
PHP: Why does this return “undefined offset” every time?
So basically this is an algorithm I made for a battleships game. I’m having problems with the while loop, I want to have the code inside the do while loop keep repeating, if the generated values already exist in a multidimensional array, and it looks like it actually works, because it generates correct …
Counting entries in sub/subarray
I am working on a chat. I have an array that contains the info regarding the room (in the example below, 2 rooms (the lounge, the beach)). I have an issue when I have an empty room (in the example the beach), as it contains by default no user, (which is a Null user). I am trying to count, in
Transform text coma in an array
I am working with the PayPal API and I am trying to add multiple items to my itemList. My problem is that to make the itemList work, the array needs multiples variables: I am using a loop before, to set-up the items, which I am trying to gather into one variable: It doesn’t work and I think that the pro…
Using PHP echoed options in JavaScript generated select options
WHAT AM I DOING? I am making a transaction keeping application that has an option to bulk add transactions. It is a form which has a table inside. Each row of the table stands for one transaction …
Count number of columns in array php?
I have a simple function to count numbers of columns with specific value in the array: it works well while accept exists in the array. If not I get Undefined index: Accept. My array looks like that: How can I add something like isset here? Answer With oneliner is it not possible (or the code will be messy), s…