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<db2_field_typedb2_foreign_keys>
Last updated: Mon, 16 Jul 2012

db2_field_width

(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.

参数

stmt

Specifies a statement resource containing a result set.

column

Specifies the column in the result set. This can either be an integer representing the 0-indexed position of the column, or a string containing the name of the column.

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.




<db2_field_typedb2_foreign_keys>
 Last updated: Mon, 16 Jul 2012
 
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