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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
CREATE TABLE user_value
(`user_name` varchar(4), `user_pass` varchar(3),`birthday` date)
;
insert into user_value values('ss','ss','1989-01-20')
<?php
$q = $mysqli->query("select * from user_value");
$res=$q->fetch_array();
echo json_encode($res);