intval() to get integer from data in php

We can use intval to get integer part
intval($value, $base );
$value : the data which integer is returned
$base : optional , base to consider

Examples using intval()

Code with output
echo intval(23); // 23
echo "<br>";
echo intval('23'); // 23
echo "<br>";
echo intval('23.34'); // 23
echo "<br>";
echo intval('023'); // 23
echo "<br>";
echo intval(023); // 19
echo "<br>";
echo intval('23',8); // 19
echo "<br>";
echo intval('2e10'); // 2
echo "<br>";
echo intval(2e10); // -1474836480

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