I am trying to write a code that is capturing number 3. using while loop as the condition, so that the for statement will be the evaluation condition of $x, of the while loop statement, and by the same time, using if statement to evaluate the value of $x=3 and so it can echo ‘three..’; . please en…
Tag: combinations
How to generate in PHP all possible selections of items in multiple arrays to cache a filter system
I have created a filter system, You can filter results on multiple taxonomies. For example: Show all news articles and videos that are in the categories gaming and productivity and with the tag hardware, you could make a selection like this This can be represented in an array like this: Now basically what I w…
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 …
All combinations of r elements from given array php
Given an array such as the following I’m looking for a method to generate all possible combinations, with a minimum number of elements required in each combination r. (eg if r = 5 then it will return all possible combinations containing at least 5 elements) Answer A combination can be expressed as nCr =…