1--TEST-- 2SimpleXML: isset and unset by offset 3--EXTENSIONS-- 4simplexml 5--FILE-- 6<?php 7$xml =<<<EOF 8<root s:att1="b" att1="a" 9 xmlns:s="urn::test" xmlns:t="urn::test-t"> 10 <child1>test</child1> 11 <child1>test 2</child1> 12 <s:child3 /> 13</root> 14EOF; 15 16$sxe = simplexml_load_string($xml); 17 18echo $sxe->child1[0]."\n"; 19echo $sxe->child1[1]."\n\n"; 20 21var_dump(isset($sxe->child1[1])); 22unset($sxe->child1[1]); 23var_dump(isset($sxe->child1[1])); 24echo "\n"; 25 26$atts = $sxe->attributes("urn::test"); 27var_dump(isset($atts[0])); 28unset($atts[0]); 29var_dump(isset($atts[0])); 30var_dump(isset($atts[TRUE])); 31 32?> 33--EXPECT-- 34test 35test 2 36 37bool(true) 38bool(false) 39 40bool(true) 41bool(false) 42bool(false) 43