<?php
    $temp = array(
        array(
            "Name" => "Rahul",
            "Task" => "Engineer",
            "Age" => "Blah"
        ),
        array(
            "Name" => "Radhika",
            "Task" => "Engineer",
            "Age" => "Blah"
        )
    );

    $countForMyArray = count($temp);
    for ($i=0; $i < $countForMyArray; $i++) {
        if ($temp[$i]["Name"] != "SID") {
            echo "Not Found";
        }
    }
  ?>