fork download 
  1. <?php
  2.   //Assigns 10 to test1. 20 to test2. 30 to test3.
  3.   $array1 = array(10 => "test1", 20 => "test2", 30 => "test3");  
  4.   //Creates a blank array.
  5.   $blank = new ArrayObject(); 
  6.  
  7.   $blank->append("20"); //Adds the value 20, to the blank array.
  8.   $blank->append("30"); //Adds the value 30, to the blank array.
  9.  
  10.   print($array1[$blank[0]]); // should print "test2"
  11.   print($array1[$blank[1]]); // should print "test3"
  12. ?>
Success #stdin #stdout 0.02s 13064KB
comments (?)
stdin 
Standard input is empty
stdout 
test2test3
https://ideone.com/eyXL6v
language:
PHP (php 7.3.5)
created:
12 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!