我正在开发一个自定义PHP项目,我需要获取多维数组的子集。在不影响密钥的情况下过滤多维数组
我有一个数组
Array ( [0] => Array ( [0] => 2011 [1] => Allegany [2] => 55.4 ) [1] => Array ( [0] => 2012 [1] => Albany [2] => 325.1 ) [2] => Array ( [0] => 2011 [1] => Bronx [2] => 11 ) [3] => Array ( [0] => 2012 [1] => Bronx [2] => 11 ) )
欲返回一个阵列,其中[0] => 2012存在,像下面
Array ( [1] => Array ( [0] => 2012 [1] => Albany [2] => 325.1 ) [3] => Array ( [0] => 2012 [1] => Bronx [2] => 11 ) )
好吧,那么你需要检查数组中的所有项目寻找匹配并检查你是否有一个关键为0和值为2012的子项。这是什么交易? – Amarnasan