C# 计算两个数组的数目之差
对于A中的每个数字和B中的每个数字,如果其差值大于3,则添加新数字C# 计算两个数组的数目之差,c#,linq,C#,Linq,对于A中的每个数字和B中的每个数字,如果其差值大于3,则添加新数字 A={6,7,10} B={2,3} result={4,5,4,8,7} 例如: 6-2=4真加4 6-3=3假 7-2=5真加5 我的尝试: var result = A.Select((a, i) => new { desired = a - B[i] > 3 ? a - B[i] :0 }); 听起来你想要: var query = from a in A f
A={6,7,10}
B={2,3}
result={4,5,4,8,7}
例如:
6-2=4真加4
6-3=3假
7-2=5真加5
我的尝试:
var result = A.Select((a, i) => new
{
desired = a - B[i] > 3 ? a - B[i] :0
});
听起来你想要:
var query = from a in A
from b in B
let diff = a - b
where diff > 3
select diff;
或者用点表示法,非常整齐地掉出来:
var query = A.SelectMany(a => B, (a, b) => a - b)
.Where(x => x > 3);
使用您的测试数据:
using System;
using System.Linq;
class Test
{
public static void Main()
{
int[] A = {6, 7, 10};
int[] B = {2, 3};
var query = A.SelectMany(a => B, (a, b) => a - b)
.Where(x => x > 3);
foreach (var result in query)
{
Console.WriteLine(result);
}
}
}
听起来你想要:
var query = from a in A
from b in B
let diff = a - b
where diff > 3
select diff;
或者用点表示法,非常整齐地掉出来:
var query = A.SelectMany(a => B, (a, b) => a - b)
.Where(x => x > 3);
使用您的测试数据:
using System;
using System.Linq;
class Test
{
public static void Main()
{
int[] A = {6, 7, 10};
int[] B = {2, 3};
var query = A.SelectMany(a => B, (a, b) => a - b)
.Where(x => x > 3);
foreach (var result in query)
{
Console.WriteLine(result);
}
}
}
也许你在找也许你在找