db2_field_display_size

(PECL ibm_db2 >= 1.0.0)

db2_field_display_size — Returns the maximum number of bytes required to display a column

说明

db2_field_display_size(resource $stmt, mixed $column): int

Returns the maximum number of bytes required to display a column in a result set.

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 value with the maximum number of bytes required to display the specified column. If the column does not exist in the result set, db2_field_display_size() returns false.

参见

db2_field_name() - Returns the name of the column in the result set
db2_field_num() - Returns the position of the named column in a result set
db2_field_precision() - Returns the precision of the indicated column in a result set
db2_field_scale() - Returns the scale of the indicated column in a result set
db2_field_type() - Returns the data type of the indicated column in a result set
db2_field_width() - Returns the width of the current value of the indicated column in a result set

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官方地址：https://www.php.net/manual/en/function.db2-field-display-size.php

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db2_field_display_size

说明

参数

返回值

参见

User Contributed Notes