📜  php 检查数组不是关联的 - PHP 代码示例

📅  最后修改于: 2022-03-11 14:54:18.287000             🧑  作者: Mango

代码示例2
// return true if array is associative
function checkAssoc($array) {
    $nonAssociative = count(array_filter(array_keys($array), 'is_string')) === 0;
    if ($nonAssociative) {
        return false;
    } else {
        return true;
    }
}
// Example
$array = ["el1" => 1, "el2" => 2, "el3" => 3];
checkAssoc($array);
// bool(true)