1--TEST-- 2NodeList dimensions 3--EXTENSIONS-- 4dom 5--FILE-- 6<?php 7 8$dom = Dom\XMLDocument::createFromString('<root><a/><b/><c/></root>'); 9$children = $dom->documentElement->childNodes; 10 11$test_values = [-1, 0, 1, 2, 3, 1.0, 1.1, true, null, "0", "1", "", "foo"]; 12 13foreach ($test_values as $value) { 14 echo "--- ", json_encode($value), " ---\n"; 15 try { 16 var_dump($children[$value] ? $children[$value]->nodeName : "N/A", isset($children[$value]), empty($children[$value])); 17 } catch (Error $e) { 18 echo $e->getMessage(), "\n"; 19 } 20} 21 22?> 23--EXPECTF-- 24--- -1 --- 25string(3) "N/A" 26bool(false) 27bool(true) 28--- 0 --- 29string(1) "a" 30bool(true) 31bool(false) 32--- 1 --- 33string(1) "b" 34bool(true) 35bool(false) 36--- 2 --- 37string(1) "c" 38bool(true) 39bool(false) 40--- 3 --- 41string(3) "N/A" 42bool(false) 43bool(true) 44--- 1 --- 45string(1) "b" 46bool(true) 47bool(false) 48--- 1.1 --- 49 50Deprecated: Implicit conversion from float 1.1 to int loses precision in %s on line %d 51 52Deprecated: Implicit conversion from float 1.1 to int loses precision in %s on line %d 53 54Deprecated: Implicit conversion from float 1.1 to int loses precision in %s on line %d 55 56Deprecated: Implicit conversion from float 1.1 to int loses precision in %s on line %d 57string(1) "b" 58bool(true) 59bool(false) 60--- true --- 61Cannot access offset of type bool on Dom\NodeList 62--- null --- 63Cannot access offset of type null on Dom\NodeList 64--- "0" --- 65string(1) "a" 66bool(true) 67bool(false) 68--- "1" --- 69string(1) "b" 70bool(true) 71bool(false) 72--- "" --- 73Cannot access offset of type string on Dom\NodeList 74--- "foo" --- 75Cannot access offset of type string on Dom\NodeList 76