Javascript/Coffeescript在值相同时对多个键上的对象数组进行排序
我试图按键对对象数组进行排序,但当对象a的键的值与对象b的键的值相同时,将检查下一个键,直到它们最终不同 我已尝试使用以下代码:Javascript/Coffeescript在值相同时对多个键上的对象数组进行排序,javascript,arrays,sorting,coffeescript,Javascript,Arrays,Sorting,Coffeescript,我试图按键对对象数组进行排序,但当对象a的键的值与对象b的键的值相同时,将检查下一个键,直到它们最终不同 我已尝试使用以下代码: rows.sort (a, b) -> for key, value of a if a[key] < b[key] return -1 else if a[key] > b[key] return 1 else continue 排序后的结果(这是我所期望的
rows.sort (a, b) ->
for key, value of a
if a[key] < b[key]
return -1
else if a[key] > b[key]
return 1
else
continue
排序后的结果(这是我所期望的):
当命令被胡乱处理时,初始数组:
[ { date: '2013-02-02',
cpc: 1.86,
cost: 1.86,
clicks: 1 },
{ date: '2013-02-04',
cpc: 2.35,
cost: 2.35,
clicks: 1 },
{ date: '2013-02-05',
cpc: 1.8375,
cost: 14.7,
clicks: 8 },
{ date: '2013-02-06',
cpc: 1.17,
cost: 7.02,
clicks: 6 },
{ date: '2013-02-11',
cpc: 1.9625,
cost: 7.85,
clicks: 4 },
{ date: '2013-02-12',
cpc: 2.39,
cost: 7.17,
clicks: 3 },
{ date: '2013-02-16',
cpc: 2.315,
cost: 4.63,
clicks: 2 },
{ date: '2013-02-18',
cpc: 1.92,
cost: 9.6,
clicks: 5 },
{ date: '2013-02-20',
cpc: 1.87,
cost: 1.87,
clicks: 1 },
{ date: '2013-02-21',
cpc: 1.8566666666666667,
cost: 5.57,
clicks: 3 },
{ date: '2013-02-28',
cpc: 2.2425,
cost: 8.97,
clicks: 4 },
{ date: '2013-03-01',
cpc: 1.83,
cost: 3.66,
clicks: 2 },
{ date: '2013-02-03',
cpc: 1.46,
cost: 1.46,
clicks: 1 },
{ date: '2013-02-07',
cpc: 0.2,
cost: 0.2,
clicks: 1 },
{ date: '2013-02-09',
cpc: 0.23,
cost: 0.23,
clicks: 1 },
{ date: '2013-02-10',
cpc: 0.46,
cost: 0.46,
clicks: 1 },
{ date: '2013-02-17',
cpc: 1.21,
cost: 2.42,
clicks: 2 },
{ date: '2013-02-19',
cpc: 1.9233333333333331,
cost: 17.31,
clicks: 9 },
{ date: '2013-02-25',
cpc: 1.5066666666666668,
cost: 4.5200000000000005,
clicks: 3 },
{ date: '2013-02-08',
cpc: 1.7850000000000001,
cost: 7.140000000000001,
clicks: 4 },
{ date: '2013-02-13',
cpc: 2.53,
cost: 2.53,
clicks: 1 },
{ date: '2013-02-14',
cpc: 1.955,
cost: 3.91,
clicks: 2 },
{ date: '2013-02-15',
cpc: 1.4949999999999999,
cost: 2.9899999999999998,
clicks: 2 },
{ date: '2013-02-22',
cpc: 1.8375,
cost: 7.35,
clicks: 4 },
{ date: '2013-02-23',
cpc: 2.265,
cost: 9.06,
clicks: 4 },
{ date: '2013-02-26',
cpc: 2.6,
cost: 2.6,
clicks: 1 },
{ date: '2013-02-27',
cpc: 2.118,
cost: 10.59,
clicks: 5 }]
使用Hussed数组排序的结果:
[ { date: '2013-02-02',
cpc: 1.86,
cost: 1.86,
clicks: 1 },
{ date: '2013-02-03',
cpc: 1.46,
cost: 1.46,
clicks: 1 },
{ date: '2013-02-04',
cpc: 2.35,
cost: 2.35,
clicks: 1 },
{ date: '2013-02-05',
cpc: 1.8375,
cost: 14.7,
clicks: 8 },
{ date: '2013-02-06',
cpc: 1.17,
cost: 7.02,
clicks: 6 },
{ date: '2013-02-07',
cpc: 0.2,
cost: 0.2,
clicks: 1 },
{ date: '2013-02-08',
cpc: 1.7850000000000001,
cost: 7.140000000000001,
clicks: 4 },
{ date: '2013-02-10',
cpc: 0.46,
cost: 0.46,
clicks: 1 },
{ date: '2013-02-11',
cpc: 1.9625,
cost: 7.85,
clicks: 4 },
{ date: '2013-02-12',
cpc: 2.39,
cost: 7.17,
clicks: 3 },
{ date: '2013-02-13',
cpc: 2.53,
cost: 2.53,
clicks: 1 },
{ date: '2013-02-14',
cpc: 1.955,
cost: 3.91,
clicks: 2 },
{ date: '2013-02-15',
cpc: 1.4949999999999999,
cost: 2.9899999999999998,
clicks: 2 },
{ date: '2013-02-16',
cpc: 2.315,
cost: 4.63,
clicks: 2 },
{ date: '2013-02-17',
cpc: 1.21,
cost: 2.42,
clicks: 2 },
{ date: '2013-02-18',
cpc: 1.92,
cost: 9.6,
clicks: 5 },
{ date: '2013-02-19',
cpc: 1.9233333333333331,
cost: 17.31,
clicks: 9 },
{ date: '2013-02-20',
cpc: 1.87,
cost: 1.87,
clicks: 1 },
{ date: '2013-02-21',
cpc: 1.8566666666666667,
cost: 5.57,
clicks: 3 },
{ date: '2013-02-22',
cpc: 1.8375,
cost: 7.35,
clicks: 4 },
{ date: '2013-02-23',
cpc: 2.265,
cost: 9.06,
clicks: 4 },
{ date: '2013-02-09',
cpc: 0.23,
cost: 0.23,
clicks: 1 },
{ date: '2013-02-25',
cpc: 1.5066666666666668,
cost: 4.5200000000000005,
clicks: 3 },
{ date: '2013-02-26',
cpc: 2.6,
cost: 2.6,
clicks: 1 },
{ date: '2013-02-27',
cpc: 2.118,
cost: 10.59,
clicks: 5 },
{ date: '2013-02-28',
cpc: 2.2425,
cost: 8.97,
clicks: 4 },
{ date: '2013-03-01',
cpc: 1.83,
cost: 3.66,
clicks: 2 } ]
您不需要
继续。当对象匹配时,确保返回0
:
rows.sort(a,b)->
对于键,为
如果a[键]b[键]
返回1
返回0
更大的问题是对象键没有排序。没有理由期望每次通过for循环时,第一个键将是date,第二个键将是cpc,等等。您确实希望有一个预定义的键数组,按顺序排列,并使用它,而不仅仅是从对象中获取键列表
keys=[“a”、“b”、“c”]
rows.sort(a,b)->
用于输入钥匙
如果a[键]b[键]
返回1
返回0
您不需要继续。当对象匹配时,确保返回0
:
rows.sort(a,b)->
对于键,为
如果a[键]b[键]
返回1
返回0
更大的问题是对象键没有排序。没有理由期望每次通过for循环时,第一个键将是date,第二个键将是cpc,等等。您确实希望有一个预定义的键数组,按顺序排列,并使用它,而不仅仅是从对象中获取键列表
keys=[“a”、“b”、“c”]
rows.sort(a,b)->
用于输入钥匙
如果a[键]b[键]
返回1
返回0
您不需要继续。当对象匹配时,确保返回0
:
rows.sort(a,b)->
对于键,为
如果a[键]b[键]
返回1
返回0
更大的问题是对象键没有排序。没有理由期望每次通过for循环时,第一个键将是date,第二个键将是cpc,等等。您确实希望有一个预定义的键数组,按顺序排列,并使用它,而不仅仅是从对象中获取键列表
keys=[“a”、“b”、“c”]
rows.sort(a,b)->
用于输入钥匙
如果a[键]b[键]
返回1
返回0
您不需要继续。当对象匹配时,确保返回0
:
rows.sort(a,b)->
对于键,为
如果a[键]b[键]
返回1
返回0
更大的问题是对象键没有排序。没有理由期望每次通过for循环时,第一个键将是date,第二个键将是cpc,等等。您确实希望有一个预定义的键数组,按顺序排列,并使用它,而不仅仅是从对象中获取键列表
keys=[“a”、“b”、“c”]
rows.sort(a,b)->
用于输入钥匙
如果a[键]b[键]
返回1
返回0
我正要问这个问题,但发现有一个类似的问题,结果发现答案是我已经在做的事情,但这有一个FOR IN循环。
我测试了一下,它没有给我想要的
然后,当值相同时,我决定将for-in循环换成更多的代码。
以下是结果
我正要问这个问题,但发现有一个类似的问题,结果发现答案是我已经在做的事情,但这有一个FOR IN循环。
我测试了一下,它没有给我想要的
然后,当值相同时,我决定将for-in循环换成更多的代码。
以下是结果
我正要问这个问题,但发现有一个类似的问题,结果发现答案是我已经在做的事情,但这有一个FOR IN循环。
我测试了一下,它没有给我想要的
然后,当值相同时,我决定将for-in循环换成更多的代码。
以下是结果
我正要问这个问题,但发现有一个类似的问题,结果发现答案是我已经在做的事情,但这有一个FOR IN循环。
我测试了一下,它没有给我想要的
然后,当值相同时,我决定将for-in循环换成更多的代码。
以下是结果
O哇。首先,感谢您的快速回复!我全神贯注于下一个关键点,甚至没有想到这一点。太明显了。非常感谢你!尽管如此,当初始数组的顺序不同时,我仍然会得到不同的顺序。然后您需要发布一个显示问题的数组示例(在问题中,而不是作为注释,以获得最佳结果)。是的,抱歉,添加了!;)(之前没有添加,因为它们很长)较大的问题-对象键没有排序。没有理由期望每次通过for
循环时,第一个键将是date
,第二个将是cpc
,等等。您确实希望有一个预定义的键数组,按顺序排列,并使用它,而不是仅仅从对象中获取键
列表。@muistooshort很好。用密码把它移到了答案上。首先,感谢您的快速回复!我全神贯注于下一个关键点,甚至没有想到这一点。太明显了。Tha
[ { date: '2013-02-02',
cpc: 1.86,
cost: 1.86,
clicks: 1 },
{ date: '2013-02-04',
cpc: 2.35,
cost: 2.35,
clicks: 1 },
{ date: '2013-02-05',
cpc: 1.8375,
cost: 14.7,
clicks: 8 },
{ date: '2013-02-06',
cpc: 1.17,
cost: 7.02,
clicks: 6 },
{ date: '2013-02-11',
cpc: 1.9625,
cost: 7.85,
clicks: 4 },
{ date: '2013-02-12',
cpc: 2.39,
cost: 7.17,
clicks: 3 },
{ date: '2013-02-16',
cpc: 2.315,
cost: 4.63,
clicks: 2 },
{ date: '2013-02-18',
cpc: 1.92,
cost: 9.6,
clicks: 5 },
{ date: '2013-02-20',
cpc: 1.87,
cost: 1.87,
clicks: 1 },
{ date: '2013-02-21',
cpc: 1.8566666666666667,
cost: 5.57,
clicks: 3 },
{ date: '2013-02-28',
cpc: 2.2425,
cost: 8.97,
clicks: 4 },
{ date: '2013-03-01',
cpc: 1.83,
cost: 3.66,
clicks: 2 },
{ date: '2013-02-03',
cpc: 1.46,
cost: 1.46,
clicks: 1 },
{ date: '2013-02-07',
cpc: 0.2,
cost: 0.2,
clicks: 1 },
{ date: '2013-02-09',
cpc: 0.23,
cost: 0.23,
clicks: 1 },
{ date: '2013-02-10',
cpc: 0.46,
cost: 0.46,
clicks: 1 },
{ date: '2013-02-17',
cpc: 1.21,
cost: 2.42,
clicks: 2 },
{ date: '2013-02-19',
cpc: 1.9233333333333331,
cost: 17.31,
clicks: 9 },
{ date: '2013-02-25',
cpc: 1.5066666666666668,
cost: 4.5200000000000005,
clicks: 3 },
{ date: '2013-02-08',
cpc: 1.7850000000000001,
cost: 7.140000000000001,
clicks: 4 },
{ date: '2013-02-13',
cpc: 2.53,
cost: 2.53,
clicks: 1 },
{ date: '2013-02-14',
cpc: 1.955,
cost: 3.91,
clicks: 2 },
{ date: '2013-02-15',
cpc: 1.4949999999999999,
cost: 2.9899999999999998,
clicks: 2 },
{ date: '2013-02-22',
cpc: 1.8375,
cost: 7.35,
clicks: 4 },
{ date: '2013-02-23',
cpc: 2.265,
cost: 9.06,
clicks: 4 },
{ date: '2013-02-26',
cpc: 2.6,
cost: 2.6,
clicks: 1 },
{ date: '2013-02-27',
cpc: 2.118,
cost: 10.59,
clicks: 5 }]
[ { date: '2013-02-02',
cpc: 1.86,
cost: 1.86,
clicks: 1 },
{ date: '2013-02-03',
cpc: 1.46,
cost: 1.46,
clicks: 1 },
{ date: '2013-02-04',
cpc: 2.35,
cost: 2.35,
clicks: 1 },
{ date: '2013-02-05',
cpc: 1.8375,
cost: 14.7,
clicks: 8 },
{ date: '2013-02-06',
cpc: 1.17,
cost: 7.02,
clicks: 6 },
{ date: '2013-02-07',
cpc: 0.2,
cost: 0.2,
clicks: 1 },
{ date: '2013-02-08',
cpc: 1.7850000000000001,
cost: 7.140000000000001,
clicks: 4 },
{ date: '2013-02-10',
cpc: 0.46,
cost: 0.46,
clicks: 1 },
{ date: '2013-02-11',
cpc: 1.9625,
cost: 7.85,
clicks: 4 },
{ date: '2013-02-12',
cpc: 2.39,
cost: 7.17,
clicks: 3 },
{ date: '2013-02-13',
cpc: 2.53,
cost: 2.53,
clicks: 1 },
{ date: '2013-02-14',
cpc: 1.955,
cost: 3.91,
clicks: 2 },
{ date: '2013-02-15',
cpc: 1.4949999999999999,
cost: 2.9899999999999998,
clicks: 2 },
{ date: '2013-02-16',
cpc: 2.315,
cost: 4.63,
clicks: 2 },
{ date: '2013-02-17',
cpc: 1.21,
cost: 2.42,
clicks: 2 },
{ date: '2013-02-18',
cpc: 1.92,
cost: 9.6,
clicks: 5 },
{ date: '2013-02-19',
cpc: 1.9233333333333331,
cost: 17.31,
clicks: 9 },
{ date: '2013-02-20',
cpc: 1.87,
cost: 1.87,
clicks: 1 },
{ date: '2013-02-21',
cpc: 1.8566666666666667,
cost: 5.57,
clicks: 3 },
{ date: '2013-02-22',
cpc: 1.8375,
cost: 7.35,
clicks: 4 },
{ date: '2013-02-23',
cpc: 2.265,
cost: 9.06,
clicks: 4 },
{ date: '2013-02-09',
cpc: 0.23,
cost: 0.23,
clicks: 1 },
{ date: '2013-02-25',
cpc: 1.5066666666666668,
cost: 4.5200000000000005,
clicks: 3 },
{ date: '2013-02-26',
cpc: 2.6,
cost: 2.6,
clicks: 1 },
{ date: '2013-02-27',
cpc: 2.118,
cost: 10.59,
clicks: 5 },
{ date: '2013-02-28',
cpc: 2.2425,
cost: 8.97,
clicks: 4 },
{ date: '2013-03-01',
cpc: 1.83,
cost: 3.66,
clicks: 2 } ]