[英]AS3 create multiple arrays in loop
我正在尝试制作六个数组,所以我已经手工创建了它们。 我知道有一种方法可以缩短整个混洗时间,但是这让我无所适从。
var variant_1:Array = new Array
(rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(),
"", "", "", "", "", "", "", "", "", "", "", "");
var variant_2:Array = new Array
(rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(),
"", "", "", "", "", "", "", "", "", "", "", "");
var variant_3:Array = new Array
(rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(),
"", "", "", "", "", "", "", "", "", "", "", "");
var variant_4:Array = new Array
(rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(),
"", "", "", "", "", "", "", "", "", "", "", "");
var variant_5:Array = new Array
(rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(),
"", "", "", "", "", "", "", "", "", "", "", "");
var variant_6:Array = new Array
(rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(), rp.getNum(),
"", "", "", "", "", "", "", "", "", "", "", "");
注意 : getNum()是一个函数,可为我提供介于1到90之间的随机数字,然后将它们分配给动态创建的表。
注意2 :数组中的空值是表中的空单元格,因为在9x3的表中,我需要15个数字和12个空位。
注意3 :是的,这是宾果游戏。
谢谢。
您可以使用for循环。
for(var i:int=0; i<10; i++) {
trace(i);
}
对于您要尝试执行的操作,可以将其包装在返回新数组的函数中
function createArray(){
var a = [];//new array
for(var i:int=0; i<??; i++) {
//some conditions
if(i < ??) {
//push to array
}
else {
//push to array
}
}
return a;
}
var myNewArray:Array = createArray();
看看http://www.adobe.com/devnet/actionscript/learning/as3-fundamentals/loops.html ,这是一个不错的循环介绍。
var variants = createVariants(6, 15, 12);
//使用您的变体:// variants [0] [0]与您的variant_1 [0]相同
function createVariants(numVariants : int, numPrefilled : int, numEmpty : int) : Array{
var variants : Array = [];
for(var i : int = 0;i<numVariants;i++){
var variant : Array = [];
for(var j : int = 0;j<numPrefilled ;j++){
variant.push(rp.getNum());
}
for(var j : int = 0;j<numEmpty ;j++){
variant.push("");
}
variants.push(variant);
}
return variants;
}
根据Paul的回答,您还可以使用2d数组存储每个数组,其好处是可以使用循环创建所需数量的数组变体(成本将是维护2d数组的额外复杂性)。
使用二维数组可能像:
function createArrayVarient(){
var result:Array = new Array();
var counter:int;
// 15 as there are 15 numbers added first
for(counter = 0; counter < 15; counter++){
result.push(rp.getNum());
}
// 12 for the number of "" added
for(counter = 0; counter < 12; counter++){
result.push("");
}
return result;
}
var arrayVarients:Array = new Array();
// 6 as you have 6 array variants in your sample
for(var counter = 0; counter < 6; counter++){
arrayVarients.push(createArrayVarient());
}
然后,如果您之前没有使用过2D数组,则要访问“ arrayVarients”内部的每个数组变量,它将执行以下操作:
arrayVarients[0] // the first array variant
arrayVarients[1] // the second array variant
arrayVarients[2] // the third array variant
...etc
要访问数组变量内的每个值,它将使用(使用2个索引):
arrayVarients[0][0] // the first value in the first variant array
arrayVarients[2][7] // the eight value in the third variant array
我想这就是你想要的
var iVariantCount:int = 6;//number of variants
var arrVariants:Array = new Array();//this will hold your variants array (variant_1,variant_2,etc)
var iVariantLength:int = 27;//total no fo elements in a variant array
var iRandomNumCount:int = 15;//no of random numbers in a variant array
for (var i:int = 0; i<iVariantCount ; i++)
{
var arrVariant:Array = new Array();
for (var j:int = 0; j < iVariantCount ; j++)
{
if (i < iRandomNumCount)
{
arrVariant.push(rp.getNum());
}
else
{
arrVariant.push("");
}
arrVariants.push(arrVariant);
}
}
//Check the result
for (i = 0; i<arrVariants.length ; i++)
{
trace("Variant_" + i + ": " + arrVariants[i]);
}
试试这个,告诉我它是否适合您。
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