Php 如何在数组中获取特定密钥
我有一个这样的数组 我想知道的是,例如,搜索这个数组中的值9375,然后得到这个键中的其他值Php 如何在数组中获取特定密钥,php,arrays,Php,Arrays,我有一个这样的数组 我想知道的是,例如,搜索这个数组中的值9375,然后得到这个键中的其他值 Array ( [0] => Array ( [0] => Afghanistan [1] => 93 [2] => 0.2 [3] => 2015-06-09 ) [1] => Array ( [0] => Afghanistan Cdma Afghan
Array
(
[0] => Array
(
[0] => Afghanistan
[1] => 93
[2] => 0.2
[3] => 2015-06-09
)
[1] => Array
(
[0] => Afghanistan Cdma Afghan Telecom
[1] => 9375
[2] => 0.22
[3] => 2015-03-31
)
[2] => Array
(
[0] => Afghanistan mobile
[1] => 937
[2] => 0.158
[3] => 2015-03-31
)
我试着这样拿钥匙,但没用
$position=array\u搜索('937',$array)代码>
echo“$array[$position][0]”;
回显“$array[$position][1]”;
回显“$array[$position][2]”;
回显“$array[$position][3]”;
array\u filter非常适合于获取一个大数组并在其中搜索,以返回一个只包含与搜索匹配的值的新数组
$search = 9375;
$result = array_filter(
$myArray,
function ($value) use ($search) {
return in_array($search, $value);
}
);
如果只在每个子数组的第二个元素中查找搜索键:
$search = 9375;
$result = array_filter(
$myArray,
function ($value) use ($search) {
return $value[1] == $search;
}
);
$arr=array(数组((0)=>('Afghanistan'),(1)=>(93),(2)=>(0.2),(3)=>(2015-06-09)),
阵列((0)=>('Afghanistan Cdma Afghanistan Telecom'),(1)=>(9375),(2)=>(0.22),(3)=>(2015-03-31)),
数组((0)=>('Afghanistan mobile'),(1)=>(937),(2)=>(0.158),(3)=>(2015-03-31));
$search='93';
foreach($arr作为$value):
如果(在数组中($search,$value)):
回显“$value[0]”;
回显“$value[1]”;
回显“$value[2]”;
回显“$value[3]”;
endif;
endforeach;
@sarikaya您的完整代码,如果您有任何疑问,请告诉我。谢谢你这可能会有帮助-array\U search
只搜索顶级数组,不搜索子数组。一旦找到记录,你应该跳出循环。
$search = 9375;
$result = array_filter(
$myArray,
function ($value) use ($search) {
return in_array($search, $value);
}
);
$search = 9375;
$result = array_filter(
$myArray,
function ($value) use ($search) {
return $value[1] == $search;
}
);
$arr = array(array((0)=>('Afghanistan'),(1)=>(93),(2)=>(0.2),(3)=>(2015-06-09)),
array((0)=>('Afghanistan Cdma Afghan Telecom'),(1)=>(9375),(2)=>(0.22),(3)=>(2015-03-31)),
array((0)=>('Afghanistan mobile'),(1)=>(937),(2)=>(0.158),(3)=>(2015-03-31)));
$search = '93';
foreach($arr as $value):
if(in_array($search, $value)):
echo "<td>".$value[0]."</td>";
echo "<td>".$value[1]."</td>";
echo "<td>".$value[2]."</td>";
echo "<td>".$value[3]."</td>";
endif;
endforeach;