我在解析包含字符“-”(例如“ foo-opened”)的字符串公开的json中的数据时遇到问题。 php文件中所有包含值“-”的字符串都返回值0或错误。
文件JSON:
{
"overview": [
{
"foo": {
"foo-opened": 0,
"foo-total": 110,
"foo-closed": 110
}
}
],
}
文件PHP
<?php
header('Content-type: text/html; charset=UTF-8');
$url = "data.json";
$contents = file_get_contents($url);
$obj=json_decode($contents);
$FooTotal = $obj->overview[0]->foo->foo-opened;
$FooOpen = $obj->overview[0]->foo->foo-total;
$FooClosed = $obj->overview[0]->foo->foo-closed;
echo "</p><p>Foo total:" . $FooTotal . "</p><p>Foo open:" . $FooOpen . "</p><p>Foo closed:" . $FooClosed . "</p></p>";
?>
提前感谢您的帮助!
答案 0 :(得分:2)
您需要通过$obj->overview[0]->foo->{'foo-total'}