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Php 波斯数字的MySQL总和不起作用_Php_Mysql - Fatal编程技术网

Php 波斯数字的MySQL总和不起作用

Php 波斯数字的MySQL总和不起作用,php,mysql,Php,Mysql,我有一个数据库和表,其中包含排序规则utf8\U general\U ci(全部)和字符集utf8(全部)。。。 在本表中: 使用以下PHP代码: $query = "SELECT SUM(carpet_rows) AS cr_sum FROM form1"; if ($result = mysqli_query($db,$query)) { $row = mysqli_fetch_array($result); echo $row['cr_sum']; } 我想见你 但我看到

我有一个数据库和表,其中包含排序规则utf8\U general\U ci(全部)和字符集utf8(全部)。。。 在本表中:

使用以下PHP代码:

$query = "SELECT SUM(carpet_rows) AS cr_sum FROM form1";
if ($result = mysqli_query($db,$query)) {
    $row = mysqli_fetch_array($result);
    echo $row['cr_sum'];
}
我想见你 但我看到零了