案例:php案例     状态:不可编辑再运行    进入竖版
 运行结果 
x
 
1
2
3
4
<!DOCTYPE html>
5
<html>
6
<body>
7
8
<?php
9
echo levenshtein("Hello World","ello World");
10
echo "<br>";
11
echo levenshtein("Hello World","ello World",10,20,30);
12
?>
13
14
</body>
15
</html>
16
17
18