这段代码什么意思?
function ip_true(tips)
dim tip,iptemp,iptemp1,iptemp2:tip=tips:ip_true="no":tip=trim(tip)
iptemp=tip:iptemp=replace(replace(iptemp,".",""),":","")
iptemp1=tip:iptemp1=len(tip)-len(replace(iptemp1,".",""))
iptemp2=tip:iptemp2=len(tip)-len(replace(iptemp2,":",""))
if isnumeric(iptemp) and cint(iptemp1)=3 and (cint(iptemp2)=1 or cint(iptemp2)=0) then ip_true="yes"
end function
我不明白其中的:是干什么用的,还有语法呢?希望高手回答!