描述
int
ocicolumnsize ( resource stmt, mixed column)
ocicolumnsize()
返回由 Oracle 给定的列大小。
你能够使用列序号或者列名作为
col
参数。列序号从1开始计算，列名使用大写字母。
例子 1. ocicolumnsize()
<?php
$conn = OCILogon("scott", "tiger");
$stmt = OCIParse($conn, "select * from emp");
OCIExecute($stmt);
echo "<table border=\"1\">";
echo "<tr>";
echo "<th>Name</th>";
echo "<th>Type</th>";
echo "<th>Length</th>";
echo "</tr>";
$ncols = OCINumCols($stmt);
for ($i = 1; $i <= $ncols; $i++) {
$column_name = OCIColumnName($stmt, $i);
$column_type = OCIColumnType($stmt, $i);
$column_size = OCIColumnSize($stmt, $i);
echo "<tr>";
echo "<td>$column_name</td>";
echo "<td>$column_type</td>";
echo "<td>$column_size</td>";
echo "</tr>";
}
echo "</table>";
OCIFreeStatement($stmt);
OCILogoff($conn);
?>
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参见 ocinumcols() 和
ocicolumnname()。
