php比较相似字符串的方法

来源：绵阳动力网络公司  时间：2015-06-08  阅读：16 次

这篇文章主要介绍了php比较相似字符串的方法,通过php中similar_text函数来实现字符串的相似性比较功能,需要的朋友可以参考下

$word2compare = "stupid";

$words = array(

  'stupid',

  'stu and pid',

 'hello',

  'foobar',

  'stpid',

  'upid',

 'stuuupid',

  'sstuuupiiid',

);

while(list($id, $str) = each($words)){

 similar_text($str, $word2compare, $percent);  

print "Comparing '$word2compare' with '$str': ";

 print round($percent) . "%\n";

}

/*

Results:

Comparing 'stupid' with 'stupid': 100%

Comparing 'stupid' with 'stu and pid': 71%

Comparing 'stupid' with 'hello': 0%

Comparing 'stupid' with 'foobar': 0%

Comparing 'stupid' with 'stpid': 91%

Comparing 'stupid' with 'upid': 80%

Comparing 'stupid' with 'stuuupid': 86%

Comparing 'stupid' with 'sstuuupiiid': 71%

*/