sort 2d array by column java
Arrays.sort(myArr,(double[] a,double[] b)->{
//here multiple lines of code can be placed
return a[0]-b[0];
});
4.5
8
Arrays.sort(myArr, (a, b) -> a[0] - b[0]);
Thank you!
8
0
3.5
4
Arrays.sort(array, Comparator.comparingDouble(o -> o[0]));
Thank you!
4
0
4.14
7
Arrays.sort(myArr, (a, b) -> a[0] - b[0]);
Thank you!
7
0
3.57
7
Arrays.sort(contests, (a, b) -> Integer.compare(b[0],a[0])); //decreasing order
Arrays.sort(contests, (a, b) -> Integer.compare(a[0],b[0]); //increasing order
Thank you!
7
0
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