foreach遍历数组

 
<?php
/*
 * foreach
 */
   
$fruits  = array("lemon" , "orange" , "banana" , "apple");
sort($fruits);
$n = count($fruits);
echo "Length of fruits is: ".$n."<br/>";
  
foreach ($fruits as $key => $val) {
    echo  "fruits[".$key."] = ".$val."<br/>";
}
   
?>