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php extension_loaded 判断GD扩展库是否加载

WBOY
WBOYOriginal
2016-06-02 09:14:091224browse

<?php
if(!extension_loaded(&#39;gd&#39;)) 
{ 
  //如果没有加载，执行加载操作 
  if(!dl(&#39;gd.so&#39;)) 
  { 
    //如果加载失败，则结束所有操作 
    echo "gd库加载失败"; 
    exit;//开源代码phprm.com 
  } 
}


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