#this is a test ,do not delete!  thank you 

for (i in 1:20){
  for (j in 1 : 14){
    print(paste('i:',i,'_','j:',j,'This is a test!',sep=""))
    
    if (j == 3&& j == 11){
      next
    }
  }
}



#执行新得操作

cor  <- c(1:20)

#循环输出
for (i in 1:length(cor)){
  if (cor ==3&&cor==7&&cor==17){
    next
    print(cor)
  }
}