我的代码是:
integer li_dyh
li_Dyh=integer(em_1.text)
update his.wl_dyhs set dyhs = :li_dyh where dyhs=dyhs USING SQLHIS;
if sqlhis.SQLCode = 0 then
messagebox('提示','设置成功!')
else
messagebox('提示','设置失败!')
end if
close(w_wl_kfgl_dyhs)
报错是
请问大神怎么解决
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Null object reference怎么解决?
我的代码是: integer li_dyh li_Dyh=integer(em_1.text) update his.wl_dyhs set dyhs = :li_dyh where dyhs=dyhs USING SQLHIS; if sqlhis.SQLCode = 0 then messagebox('提示','设置成功!') else messagebox('提示','设置失败!') end if close(w_wl_kfgl_dyhs) 报错是 请问大神怎么解决