如何判断php mysqli扩展类是否开启
如何判断phpmysqli扩展类是否开启
php判断mysqli扩展类是否开启,源码如下：
<?php
/*byhttp://www.manongjc.com/article/1206.html*/
functionmysqlinstalled(){
if(function_exists("mysql_connect")){
returntrue;
}else{
returnfalse;
}
}
functionmysqliinstalled(){
if(function_exists("mysqli_connect")){
returntrue;
}else{
returnfalse;
}
}
if(mysqlinstalled()){
echo"<p>Themysqlextensionisinstalled.</p>";
}else{
echo"<p>Themysqlextensionisnotinstalled..</p>";
}
if(mysqliinstalled()){
echo"<p>Themysqliextensionisinstalled.</p>";
}else{
echo"<p>Themysqliextensionisnotinstalled..</p>";
}
?>
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