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(PHP 4, PHP 5, PHP 7, PHP 8)
pg_fetch_row — 提取一行作为枚举数组
$result, int $row = ?): array
pg_fetch_row() 根据指定的 result 资源提取一行数据（记录）作为数组返回。每个得到的列依次存放在数组中，从偏移量 0 开始。
注意: 此函数将 NULL 字段设置为 PHP
null值。
result
PostgreSQL query result resource, returned by pg_query(), pg_query_params() or pg_execute() (among others).
row
Row number in result to fetch. Rows are numbered from 0 upwards. If
omitted or null, the next row is fetched.
An array, indexed from 0 upwards, with each value
represented as a string. Database NULL
values are returned as null.
返回的数组和提取的行相一致。如果没有更多行 row 可提取，则返回 false。
| 版本 | 说明 |
|---|---|
| 4.1.0 |
参数 row 成为可选参数。
|
示例 #1 pg_fetch_row() 例子
<?php
$conn = pg_pconnect("dbname=publisher");
if (!$conn) {
echo "An error occured.\n";
exit;
}
$result = pg_query($conn, "SELECT author, email FROM authors");
if (!$result) {
echo "An error occured.\n";
exit;
}
while ($row = pg_fetch_row($result)) {
echo "Author: $row[0] E-mail: $row[1]";
echo "<br />\n";
}
?>
