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我想做出一个条件,如果有结果返回true。我该怎么做?查看MySQL查询是否有结果的条件?
$result = mysql_query("SELECT * FROM `Groups` WHERE `City` = '$city2' LIMIT 12 OFFSET 6");
if (the condition) {
while($row = mysql_fetch_array($result)) { ?>
<a href="/?ciudad=<?php echo $city; ?>&colegio=<?php echo $row['Group']; ?>" class="<?php if ($group == $row['Group']) { echo "selected"; } ?>"><?php echo $row['Group']; ?></a> <?
}
}
感谢