本文实例讲述了php比较相似字符串的方法。分享给大家供大家参考。具体分析如下:
这里通过php的similar_text函数比较两个字符串的相似性。
$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%
*/
希望本文所述对大家的php程序设计有所帮助。
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