php从字符串中删除“ - ”重复项

Question

请问我如何删除生成seo别名的副本...我喜欢＆＃34; wabi - dablovo-stado --- pribehy-pisni＆＃34;我需要删除重复字符串＆＃34; wabi-dablovo-stado-pribehy-pisni＆＃34;只有简单的＆＃34; - ＆＃34;

谢谢

Answer 1

这应该适合你：

<?php
    echo preg_replace("/(.)\\1+/", "$1", "wabi--dablovo-stado---pribehy-pisni");

?>