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docker里面的環(huán)境,mysql連接數(shù)據(jù)庫的時候報錯:No such file or directory,怎么解決?

環(huán)境:win10
容器:docker
mysql版本:5.7

$con = mysqli_connect("127.0.0.1","root","root");
var_dump(mysqli_connect_error());
打印報錯結(jié)果:string(18) "Connection refused" 

$con2 = mysqli_connect("localhost","root","root");
var_dump(mysqli_connect_error());
打印報錯結(jié)果:string(25) "No such file or directory"
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2018年7月5日 12:28