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TA贡献1833条经验 获得超4个赞
Call to a member function
expects parameter 1 to be mysqli_result, boolean given
$stmt
$mysqli->error
.
trigger_error()
prepare()
query()
$stmt = $mysqli->prepare($query) or trigger_error($mysqli->error."[$query]");
$res = mysqli_query($mysqli,$query) or trigger_error(mysqli_error($mysqli)."[$query]");
or
不过
$result = $mysqli->query($sql);if (!$result) { throw new Exception($mysqli->error." [$query]");}
error_reporting(E_ALL);ini_set('display_errors',0);ini_set('log_errors',1);
error_reporting(E_ALL);ini_set('display_errors',1);
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