PHP Manual
IBM DB2 函数
Returns the maximum number of bytes required to display a column

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

相关文章

php ibm db2 函数 returns a string containing the sqlstate returned by the last connection attempt php ibm db2 函数 returns the last connection error message and sqlcode value php ibm db2 函数 returns a connection to a database php ibm db2 函数 returns the cursor type used by a statement resource php ibm db2 函数 returns an array indexed by column position representing a row in a result set php ibm db2 函数 returns an array indexed by column name representing a row in a result set php ibm db2 函数 returns an array indexed by both column name and position representing a row in a result set php ibm db2 函数 returns the maximum number of bytes required to display a column php ibm db2 函数 returns the name of the column in the result set php ibm db2 函数 returns the position of the named column in a result set php ibm db2 函数 returns the precision of the indicated column in a result set php ibm db2 函数 returns the scale of the indicated column in a result set php ibm db2 函数 returns the data type of the indicated column in a result set php ibm db2 函数 returns the width of the current value of the indicated column in a result set php ibm db2 函数 returns a result set listing the foreign keys for a table php ibm db2 函数 returns the number of fields contained in a result set php ibm db2 函数 returns the number of rows affected by an sql statement php ibm db2 函数 returns a result set listing stored procedure parameters php ibm db2 函数 returns a result set listing the stored procedures registered in a database php ibm db2 函数 returns a single column from a row in the result set

关注编程学问公众号