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resource mssql_connect([string servername[,string username[,string password[,bool new_link]]]])
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$hostname="datahost";//MSSQL·þÎñÆ÷µÄIPµØÖ·»ò·þÎñÆ÷µÄÃû×Ö
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{
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$a = "hello";
$b =&$a;
unset($b);
echo '$a:'.$a;
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?> ......
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