current_next.php
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title> current_next.php </title>
<meta charset="UTF-8">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
</head>
<body>
<?php
$people = array("Bill", "Steve", "Mark", "David");
echo current($people) . "<br>";//Bill
echo next($people);//Steve
echo "<br>";
echo next($people);//Mark
echo "<br>";
echo next($people);//David
echo "<hr>";
var_dump( next($people) );//false
echo "<hr>";
reset($people);
echo current($people) . "<br>";//Bill
echo next($people);//Steve
echo "<br>";
echo next($people);//Mark
echo "<br>";
echo next($people);//David
echo "<hr>";
?>
</body>
</html>
Bill
Steve
Mark
David
boolean false
Bill
Steve
Mark
David
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