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функция не описана

IXR_Value::isStruct() public WP 1.0

Checks whether or not the supplied array is a struct or not

It's a method of the class: IXR_Value{}

Хуков нет.

Возвращает

true/false.

Использование

$IXR_Value = new IXR_Value();
$IXR_Value->isStruct( $array );
$array(array) (required)

Код IXR_Value::isStruct() WP 5.5.1

<?php
function isStruct($array)
{
    $expected = 0;
    foreach ($array as $key => $value) {
        if ((string)$key !== (string)$expected) {
            return true;
        }
        $expected++;
    }
    return false;
}