php去除html标记-昊天SEO

php去除html标记

<? 
<span class="hljs-keyword">function</span> Text2Html(<span class="hljs-variable">$txt</span>){ 
        <span class="hljs-variable">$txt</span> = str_replace(<span class="hljs-string">"  "</span>,<span class="hljs-string">"　"</span>,<span class="hljs-variable">$txt</span>); 
        <span class="hljs-variable">$txt</span> = str_replace(<span class="hljs-string">"<"</span>,<span class="hljs-string">"<"</span>,<span class="hljs-variable">$txt</span>); 
        <span class="hljs-variable">$txt</span> = str_replace(<span class="hljs-string">">"</span>,<span class="hljs-string">">"</span>,<span class="hljs-variable">$txt</span>); 
        <span class="hljs-variable">$txt</span> = preg_replace(<span class="hljs-string">"/[rn]{1,}/isU"</span>,<span class="hljs-string">" 
rn"</span>,<span class="hljs-variable">$txt</span>); 
        return <span class="hljs-variable">$txt</span>; 
} 

?>