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PHP5中文手册
odbc_field_len(PHP 4, PHP 5) odbc_field_len — Get the length (precision) of a field Description
int odbc_field_len
( resource $result_id
, int $field_number
)
odbc_field_len() will return the length of the field referenced by number in the given ODBC result identifier. Field numbering starts at 1. See also: odbc_field_scale() to get the scale of a floating point number. |