(no version information, might be only in CVS)
db2_field_width --
Returns the width of the current value of the indicated column in a result set
说明
int
db2_field_width ( resource stmt, mixed column )
警告 |
本函数是实验性的。本函数的行为,包括函数名称以及其它任何关于本函数的文档可能会在没有通知的情况下随
PHP 以后的发布而改变。使用本函数风险自担。 |
Returns the width of the current value of the indicated column in a result
set. This is the maximum width of the column for a fixed-length data type,
or the actual width of the column for a variable-length data type.
返回值
Returns an integer containing the width of the specified character or
binary data type column in a result set. If the specified column does not
exist in the result set, db2_field_width() returns
FALSE.