completely remove duplicate element from the array
var array = [1, 2, 3, 4, 4, 5, 5],
result = array.filter(function (v, _, a) {
return a.indexOf(v) === a.lastIndexOf(v);
});
console.log(result); // [1, 2, 3]completely remove duplicate element from the array
var array = [1, 2, 3, 4, 4, 5, 5],
result = array.filter(function (v, _, a) {
return a.indexOf(v) === a.lastIndexOf(v);
});
console.log(result); // [1, 2, 3]remove duplicates from sorted array
// Java
public int removeDuplicates(int[] nums) {
if (nums.length == 0) return 0;
int i = 0;
for (int j = 1; j < nums.length; j++) {
if (nums[j] != nums[i]) {
i++;
nums[i] = nums[j];
}
}
return i + 1;
}Copyright © 2021 Codeinu
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