odbc_field_len

(PHP 4, PHP 5, PHP 7, PHP 8)

odbc_field_len — Get the length (precision) of a field

说明

odbc_field_len ( resource $statement , int $field ) : int|false

Gets the length of the field referenced by number in the given result identifier.

参数

statement

The result identifier.

field

The field number. Field numbering starts at 1.

返回值

Returns the field length, or false on error.

参见

  • odbc_field_scale() - Get the scale of a field to get the scale of a floating point number