<分区>
$c=array("a"=>"blue","b"=>"green");
array_push($c,$c["d"]="red");
print_r($c);
此代码将键添加到数组中。但它也将索引键添加到相同的键/值对..如何避免这个索引键? 输出:
Array
(
[a] => blue
[b] => green
[d] => red
[0] => red
)
标签 php
<分区>
$c=array("a"=>"blue","b"=>"green");
array_push($c,$c["d"]="red");
print_r($c);
此代码将键添加到数组中。但它也将索引键添加到相同的键/值对..如何避免这个索引键? 输出:
Array
(
[a] => blue
[b] => green
[d] => red
[0] => red
)
最佳答案
像这样添加另一个键值
$c=array("a"=>"blue","b"=>"green");
$c["d"]="red";
print_r($c);
输出是
Array ( [a] => blue [b] => green [d] => red )
关于php - 如何将键添加到php数组?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/45214378/