答:win下面存中文选GB2312,linux或者mac下UTF8,反正如果打开是乱码,就reopen with encoding 赋值符号用“”<-",而等号“=”99%都对,但极端时会出错;注意区分大小写。 一次性;重复利用,创建脚本;注释用"#" 1.对象的5种基本类型(classes of objects) ---字符(character):双引号,"a" ---数值(numeric):rea...
我们发现“UTF-8”的置信度达到了1.00，于是选择该编码格式作为repair_encoding( )的参数 乱码问题已解...
rep(1:4, each = 2, len = 4) # first 4 only. rep(1:4, each = 2, len = 10) # 8 integers plus two recycled 1's. rep(1:4, each = 2, times = 3) # length 24, 3 complete replications rep(1, 40*(1-.8)) # length 7 on most platforms rep(1, 40*(1-.8)+1e-7) ...