[英]how to get particular key value from an object array in php
我有一个像下面这样的数组:
Array ( [3] =>
stdClass Object (
[Course_ID] => php01
[Course_Type] => E
[Course_Name] => PHP
[Service] => 3L
[Valid_Start_Date] => 2015-11-05
[Valid_End_Date] => 2016-01-31
[Duration] => 3
[Re_cert_Years] => 0
[LMS_Course_ID] => 123
[id] => 3
)
[21] =>
stdClass Object (
[Course_ID] => php01
[Course_Type] => E
[Course_Name] => PHP
[Service] => 3L
[Valid_Start_Date] => 2015-11-05
[Valid_End_Date] => 2016-01-31
[Duration] => 3
[Re_cert_Years] => 0
[LMS_Course_ID] => 123
[id] => 21
)
)
我想获取Course_ID的值。
如何从该数组获取值?
要在PHP中访问对象密钥,请使用->
运算符是否尝试过如下操作:
foreach($ret as $index=>$obj){
echo $obj->Course_ID;
}
因为您的对象数组包含2个对象,所以它将打印2 courseID。 如果要打印任何特定的索引,请使用此:
echo $ret[3]->Course_ID;
echo $ret[21]->Course_ID; //where 3 or 21 is index of array
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.