Javascript 嵌套数组问题
我还没有尝试过javascript中的嵌套数组,所以我不确定它们的格式。这是我的阵列:Javascript 嵌套数组问题,javascript,arrays,Javascript,Arrays,我还没有尝试过javascript中的嵌套数组,所以我不确定它们的格式。这是我的阵列: var items = [ {"Blizzaria Warlock", "105341547"}, {"Profit Vision Goggles", "101008467"}, {"Classy Classic", "111903124"}, {"Gold Beach Time Hat", "111903483"}, {"Ocher Helm of the Lord
var items = [
{"Blizzaria Warlock", "105341547"},
{"Profit Vision Goggles", "101008467"},
{"Classy Classic", "111903124"},
{"Gold Beach Time Hat", "111903483"},
{"Ocher Helm of the Lord of the Fire Dragon", "111902100"},
{"Greyson the Spiny Forked", "102619387"},
{"Egg on your Face", "110207471"},
{"Evil Skeptic", "110336757"},
{"Red Futurion Foot Soldier", "90249069"},
{"Wizards of the Astral Isles: Frog Transformer", "106701619"},
{"Dragon's Blaze Sword", "105351545"}
];
alert(items[2][1]);
…应发出警报111903124
,但不发出警报。使用
var items = [
["Blizzaria Warlock", "105341547"],
["Profit Vision Goggles", "101008467"],
["Classy Classic", "111903124"],
...
["Dragon's Blaze Sword", "105351545"]
];
将阵列构建到阵列中。没有理由更改语法,因为它们在内部。使用
var items = [
["Blizzaria Warlock", "105341547"],
["Profit Vision Goggles", "101008467"],
["Classy Classic", "111903124"],
...
["Dragon's Blaze Sword", "105351545"]
];
将阵列构建到阵列中。没有理由更改语法,因为它们在内部。对象({}
)是键值对的集合。您的对象{“暴雪术士”,“105341547”}
包含值但没有键。也许更好的方法是为这些属性指定描述性名称,然后按属性名称引用项目:
var items = [
{name: "Blizzaria Warlock", val: "105341547"},
{name: "Profit Vision Goggles", val: "101008467"},
{name: "Classy Classic", val: "111903124"},
{name: "Gold Beach Time Hat", val: "111903483"},
{name: "Ocher Helm of the Lord of the Fire Dragon", val: "111902100"},
{name: "Greyson the Spiny Forked", val: "102619387"},
{name: "Egg on your Face", val: "110207471"},
{name: "Evil Skeptic", val: "110336757"},
{name: "Red Futurion Foot Soldier", val: "90249069"},
{name: "Wizards of the Astral Isles: Frog Transformer", val: "106701619"},
{name: "Dragon's Blaze Sword", val: "105351545"}
];
alert(items[2].val);
val
可以替换为更具描述性的内容,例如点
对象({}
)是键值对的集合。您的对象{“暴雪术士”,“105341547”}
包含值但没有键。也许更好的方法是为这些属性指定描述性名称,然后按属性名称引用项目:
var items = [
{name: "Blizzaria Warlock", val: "105341547"},
{name: "Profit Vision Goggles", val: "101008467"},
{name: "Classy Classic", val: "111903124"},
{name: "Gold Beach Time Hat", val: "111903483"},
{name: "Ocher Helm of the Lord of the Fire Dragon", val: "111902100"},
{name: "Greyson the Spiny Forked", val: "102619387"},
{name: "Egg on your Face", val: "110207471"},
{name: "Evil Skeptic", val: "110336757"},
{name: "Red Futurion Foot Soldier", val: "90249069"},
{name: "Wizards of the Astral Isles: Frog Transformer", val: "106701619"},
{name: "Dragon's Blaze Sword", val: "105351545"}
];
alert(items[2].val);
val
可以替换为更具描述性的内容,例如points
您当前正试图将格式错误的对象放入数组中。这是一个非法语法单位数组。对数组数组使用[…]、[…]、…]
,或对对象数组使用[{prop:value,…},…]
。您当前正试图将格式错误的对象放入数组中。这是一个非法语法单位数组。对数组数组使用[…],[…],…]
,或对对象数组使用[{prop:value,…},…]
。缺少]
,并且有一个多余的逗号(我假设您只想放第一行,但不太清楚)。缺少]
,并且有一个多余的逗号(我想你只是想写第一行,但不是很清楚)。