怎样读出dataset中某记录的某字段的值?

怎样读出dataset中某记录的某字段的值?
[22 byte] By [baby19820917] at [2008-2-13]
# 1
Datasource1.Dataset.Fields[0].As.. asString, asInteger
Bes96261-秋水孤鶩 at 2007-10-23 > top of Msdn China Tech,Delphi,数据库相关...
# 2
Dtaset.fieldByName('字段名').Value
crazyz-乘风 at 2007-10-23 > top of Msdn China Tech,Delphi,数据库相关...
# 3
dataset.field['字段名']:=edit1.text
Qcode-李咯 at 2007-10-23 > top of Msdn China Tech,Delphi,数据库相关...
# 4
我觉得前面三位说法儿的都行,呵呵!
feiniao921-飞鸟 at 2007-10-23 > top of Msdn China Tech,Delphi,数据库相关...
# 5
Query.fieldbyname('字段名').asstring;
lf43-小飞侠 at 2007-10-23 > top of Msdn China Tech,Delphi,数据库相关...