lua学习笔记_table

tb = {"junjiex","xjunjie","hello","world" }    printf("invoke concat result "..table.concat(tb,":"))    --输出：invoke concat result junjiex:xjunjie:hello:world   --忽略分割付，输出第二个到第三个    printf("table.concat(tb,nil,2,3) "..table.concat(tb,nil,2,3))    --输出：xjunjiehello   --添加分割符"-"，输出第一个到第三个    printf("table.concat(tb,'-',2,3)"..table.concat(tb,'-',1,3))    --输出:junjiex-xjunjie-hello   --默认在末尾插入aaaa   table.insert(tb,"aaaa")   printf(table.concat(tb,","))   --在指定位置插入bbbb   table.insert(tb,1,"bbbb")   printf(table.concat(tb,","))    mytable = {[1] = "a",[2] = "b",[3]="c",[26] = "z" }    printf("mytable.length = "..#mytable) --#table 是获取其个数，要连续的才能获取，这里输出3，因为26跟前面的3不连续   --maxn取得最大的key    printf(table.maxn(mytable))    tb2 = {k1 = "a",k2 = "b" ,[3] = "c"}    printf(table.maxn(tb2))    printf("remove before = "..table.concat(tb,","))    table.remove(tb)    printf("remove after = "..table.concat(tb,","))    table.sort(tb)    printf("sort = "..table.concat(tb,","))    guild = {}    table.insert(guild,        {            name = "CladHaire",            class = "rogue",            level = 70        })    table.insert(guild,        {            name = "Sagart",            class = "Priest",            level = 70        })    len = table.getn(guild)    printf("table.getn(guild) = "..len)    --table的嵌套   key = "x"    table1 = {table2={[1]= "t2",[2]="t3",key = "y"} }    printf("table1.table2[1]  "..table1.table2[1])    printf("table1.table2.key   "..table1.table2.key)    --修改table中的value    key = "x"    tb = {key = "yyy",[1] = 10}    printf("before tb[key]="..tb.key)    printf("before tb[1]="..tb[1])    tb.key = "junjiex"    tb[1] = 10000   printf("after tb[key]="..tb.key)   printf("after tb[1]="..tb[1])   --给table增加字段    tb.aaa = "add key"    printf("tb.aaa =="..tb.aaa)