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pg_field_size

pg_field_size

(PHP 4 >= 4.2.0, PHP 5)

pg_field_size 返回指定字段占用内部存储空间的大小

说明

int pg_field_size ( resource $result , int $field_number )

pg_field_size() 返回 PostgreSQL result 中指定字段占用内部存储空间的大小(字节数)。字段编号从 0 开始。字段大小为 -1 表示可变长度字段。如果出错本函数返回 FALSE

参考 pg_field_name() 页面中的例子。

Note:

本函数以前的名字为 pg_fieldsize()

参见 pg_field_prtlen()pg_field_type()


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