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lua------遍历数组和table

2016-09-13 17:43 288 查看
方法一,可以用for来遍历:

do
table_week = {
"Sunday",
"Monday",
"Tuesday",
"Wednesday",
"Thursday",
"Friday",
"Saturday",
}

for i = 1, #table_week do
print(table_week[i])
end
end


方法二:采用迭代器的方式遍历的,i为下标,v为table或者数组的值。

do
table_week = {
"Sunday",
"Monday",
"Tuesday",
"Wednesday",
"Thursday",
"Friday",
"Saturday",
}
for i, v in pairs(table_week) do
print(v)
end
end


方法三:根据type(v)获取值的类型,遍历

do
table_view = {
"w",
"e",
"r",
color1 = "red",
color2 = "blue",
{"a1", "a2", "a3"},
{"b1", "b2", "b3"},
{"c1", "c2", "c3"},
}
for i, v in pairs(table_view) do
if type(v) == "table" then
for new_table_index, new_table_value in pairs(v) do
print(new_table_value)
end
else
print(v)
end
end

end


Table内嵌Table时怎么处理呢:

local table={

x="text1",
y= "text2",
z="text3",

}

local table1={
x=1,
y=2,
z=3,
{ a= -1, a1=1},
{ b=-2,  b1=2},
{ c=-3,  c1=3},

info=table,

}
table1.info=table
print(table1.y)
print(table1[1].a)
print(table1.info.y)
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标签:  遍历