(PHP 4, PHP 5, PHP 7)
xml_parse_into_struct — 锟斤拷 XML 锟斤拷锟捷斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
$parser
, string $data
, array &$values
[, array &$index
] ) : int
锟矫猴拷锟斤拷锟斤拷 XML 锟侥硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷应锟斤拷锟斤拷锟斤拷锟叫ｏ拷index
锟斤拷锟斤拷锟斤拷锟斤拷指锟斤拷 values
锟斤拷锟斤拷锟叫讹拷应值锟斤拷指锟诫。锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷指锟诫传锟捷革拷锟斤拷锟斤拷锟斤拷
Note:
xml_parse_into_struct() 失锟杰凤拷锟斤拷 0锟斤拷锟缴癸拷锟斤拷锟斤拷 1锟斤拷锟斤拷锟�
FALSE锟斤拷TRUE锟斤拷同锟斤拷使锟斤拷锟斤拷锟斤拷 === 锟斤拷锟斤拷锟斤拷锟绞币拷狻�
锟斤拷锟铰凤拷锟斤拷锟斤拷示锟斤拷锟缴该猴拷锟斤拷锟斤拷锟缴碉拷锟斤拷锟斤拷锟斤拷诓锟斤拷峁癸拷锟斤拷锟斤拷羌虻サ亟锟揭伙拷锟� note 嵌锟诫到一锟斤拷 para 锟斤拷锟斤拷校锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷强锟斤拷源锟接★拷锟斤拷锟斤拷傻锟斤拷锟斤拷锟侥结构锟斤拷
Example #1 xml_parse_into_struct() 示锟斤拷
<?php
$simple = "<para><note>simple note</note></para>";
$p = xml_parser_create();
xml_parse_into_struct($p, $simple, $vals, $index);
xml_parser_free($p);
echo "Index array\n";
print_r($index);
echo "\nVals array\n";
print_r($vals);
?>
锟斤拷锟斤拷锟斤拷锟较达拷锟诫，锟斤拷锟角得碉拷锟斤拷锟斤拷锟斤拷锟斤拷牵锟�
Index array
Array
(
[PARA] => Array
(
[0] => 0
[1] => 2
)
[NOTE] => Array
(
[0] => 1
)
)
Vals array
Array
(
[0] => Array
(
[tag] => PARA
[type] => open
[level] => 1
)
[1] => Array
(
[tag] => NOTE
[type] => complete
[level] => 2
[value] => simple note
)
[2] => Array
(
[tag] => PARA
[type] => close
[level] => 1
)
)
锟斤拷锟斤拷锟斤拷锟� XML 锟侥碉拷锟杰革拷锟接ｏ拷锟斤拷锟节革拷锟侥碉拷锟斤拷锟铰硷拷锟斤拷锟斤拷Event-driven锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷 expat 锟斤拷展锟解）也锟斤拷锟接︼拷谋锟矫革拷锟接★拷锟矫猴拷锟斤拷锟斤拷锟缴的诧拷锟斤拷 DOM 锟斤拷锟侥讹拷锟襟，讹拷锟角猴拷锟斤拷锟斤拷锟阶达拷峁癸拷锟斤拷锟剿ｏ拷锟斤拷锟斤拷锟杰癸拷锟斤拷锟斤拷慕锟斤拷锟斤拷锟斤拷 XML 锟侥硷拷锟斤拷锟捷的讹拷锟斤拷锟斤拷锟角硷拷锟斤拷锟斤拷锟斤拷 XML 锟侥硷拷锟斤拷示一锟斤拷锟斤拷锟节帮拷锟斤拷锟斤拷锟斤拷息锟斤拷小锟斤拷锟斤拷锟捷库：
Example #2 moldb.xml - 锟斤拷锟斤拷锟斤拷息锟斤拷小锟斤拷锟斤拷锟捷匡拷
<?xml version="1.0"?>
<moldb>
<molecule>
<name>Alanine</name>
<symbol>ala</symbol>
<code>A</code>
<type>hydrophobic</type>
</molecule>
<molecule>
<name>Lysine</name>
<symbol>lys</symbol>
<code>K</code>
<type>charged</type>
</molecule>
</moldb>
Example #3 parsemoldb.php - 锟斤拷 moldb.xml 锟斤拷锟斤拷锟斤拷锟斤拷锟接ｏ拷molecular锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
<?php
class AminoAcid {
var $name; // aa 锟斤拷锟斤拷
var $symbol; // 锟斤拷锟斤拷母锟斤拷锟斤拷
var $code; // 锟斤拷锟斤拷母锟斤拷锟斤拷
var $type; // hydrophobic, charged 锟斤拷 neutral
function AminoAcid ($aa)
{
foreach ($aa as $k=>$v)
$this->$k = $aa[$k];
}
}
function readDatabase($filename)
{
// 锟斤拷取 aminoacids 锟斤拷 XML 锟斤拷锟斤拷
$data = implode("",file($filename));
$parser = xml_parser_create();
xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
xml_parse_into_struct($parser, $data, $values, $tags);
xml_parser_free($parser);
// 锟斤拷锟斤拷 XML 锟结构
foreach ($tags as $key=>$val) {
if ($key == "molecule") {
$molranges = $val;
// each contiguous pair of array entries are the
// lower and upper range for each molecule definition
for ($i=0; $i < count($molranges); $i+=2) {
$offset = $molranges[$i] + 1;
$len = $molranges[$i + 1] - $offset;
$tdb[] = parseMol(array_slice($values, $offset, $len));
}
} else {
continue;
}
}
return $tdb;
}
function parseMol($mvalues)
{
for ($i=0; $i < count($mvalues); $i++) {
$mol[$mvalues[$i]["tag"]] = $mvalues[$i]["value"];
}
return new AminoAcid($mol);
}
$db = readDatabase("moldb.xml");
echo "** Database of AminoAcid objects:\n";
print_r($db);
?>
** Database of AminoAcid objects:
Array
(
[0] => aminoacid Object
(
[name] => Alanine
[symbol] => ala
[code] => A
[type] => hydrophobic
)
[1] => aminoacid Object
(
[name] => Lysine
[symbol] => lys
[code] => K
[type] => charged
)
)