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2.1.18.3 ocmath_array_remove_duplicates


Contents

Description

This function remove duplicated values of an array.

Syntax

int ocmath_array_remove_duplicates(UINT n, double* x, double dPrecision = 1.0e-8);

Parameters

n
[input] the number of scatters.
x
[modify] the x-coordinates of the scatters, when output, the unique points are stored in the lower bound of x
dPrecision
[input] the precision to determine whether the points are duplicated.

Return

the number of unique points in an array.

Examples

EX1 

#include <wks2mat.h>
void ocmath_array_remove_duplicates_ex1()
{
    int n = 10;
    double a[]={2.1,2,4,6,2,4,8,5,0,3};
    
    int nr = ocmath_array_remove_duplicates(n, a, 0.1);
    printf("%d\n", nr);
    for(int i =0 ; i<nr; i++)
    {
        printf("%f\n", a[i]);
    }
}

Remark

See Also

Header to Include

wks2mat.h

Reference