PHP Arrays

It is a collection of elements.

Program	Output
// program to calculate the Length of an Array. <?php $Nos = array("0", "1", "2"); echo "Nos " . $Nos[0] . ", " . $Nos[1] . " and " . $Nos[2] . "."; echo "<br>"; echo "Arrray Elements Count: "; echo count($Nos); ?>	Arrray Elements Count: 3
// program to Sorting Arrays <?php $Nos = array("2", "0", "1"); echo "Nos " . $Nos[0] . ", " . $Nos[1] . " and " . $Nos[2] . "."; echo "<br>"; sort($Nos); echo "Nos " . $Nos[0] . ", " . $Nos[1] . " and " . $Nos[2] . "."; ?>	Nos 2, 0 and 1. Nos 0, 1 and 2.
// Sorting Arrays in Descending Order using rsort() method <?php $Nos = array("2", "0", "1"); echo "Nos " . $Nos[0] . ", " . $Nos[1] . " and " . $Nos[2] . "."; echo "<br>"; rsort($Nos); echo "Nos " . $Nos[0] . ", " . $Nos[1] . " and " . $Nos[2] . "."; ?>	Nos 2, 0 and 1. Nos 0, 1 and 2.
// Sorting Arrays in Ascending Order using asort()method <?php $Nos = array("2", "0", "1"); echo "Nos " . $Nos[0] . ", " . $Nos[1] . " and " . $Nos[2] . "."; echo "<br>"; asort($Nos); echo "Nos " . $Nos[0] . ", " . $Nos[1] . " and " . $Nos[2] . "."; ?>	Nos 2, 0 and 1. Nos 0, 1 and 2.

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