$a4 = array("zero" => 10, "one" => 20, "two" => 30, "three" => 40, "four" => 50); $a6 = array("2" => 30, "4" => 50, "0" => 10, "3" => 40, "1" => 20); // Iterate using the foreach loop. Note the orderings. showa($a1); showa($a2); showa($a3); showa($a4); showa($a5); showa($a6); // Iterate using "traditional" for loop. Note some missing values. showb($a1); showb($a2); showb($a3); showb($a4); showb($a5); showb($a6); // The print_r function will print out all of the contents of a PHP // array. print_r($a1); echo "<br/>\n"; print_r($a2); echo "<br/>\n"; print_r($a3); echo "<br/>\n"; print_r($a4); echo "<br/>\n"; print_r($a5); echo "<br/>\n"; echo "<br/>\n"; echo "<hr/>\n"; unset($a1);
// C++ programmers. Be careful when using these types of keys $a3 = array(9 => 10, 10 => 20, 11 => 30, 12 => 40, 13 => 50); $a4 = array("zero" => 10, "one" => 20, "two" => 30, "three" => 40, "four" => 50); $a5 = array("zero" => 10, 1 => 20, 2 => 30, "three" => 40, 4 => 50); // Iterate using the foreach loop. Note the orderings. showa($a1); showa($a2); showa($a3); showa($a4); showa($a5); // Iterate using "traditional" for loop. Note some missing values. showb($a1); showb($a2); showb($a3); showb($a4); showb($a5); // The print_r function will print out all of the contents of a PHP // array. print_r($a1); echo "<br/>\n"; print_r($a2); echo "<br/>\n"; print_r($a3); echo "<br/>\n"; print_r($a4); echo "<br/>\n"; print_r($a5); echo "<br/>\n"; echo "<br/>\n"; echo "<hr/>\n"; unset($a1);