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how to read 2d array from a file in c

Terrible Termite answered on April 7, 2022 Popularity 7/10 Helpfulness 3/10

answer how to read 2d array from a file in c

how to read 2d array from a file in c

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/*
File structure:
3
150 250 150 20
180 -240 -150 150
200 0 0 200
*/

typedef struct{
    float r;
    float a;
    float b;
    float c;
} sphere; //sphere parameter

FILE *fp;

fp = fopen("C:\\Users\\ASUS\\Documents\\Numerical Methods lab\\sphere projection\\read_values_of-sphere.txt", "r");


int n;
fscanf(fp, "%d\n",&n);

printf("%d\n",n);

sphere sp[n];

for(int i=0;i<n;i++){
	fscanf(fp, "%f %f %f %f\n", &sp[i].r, &sp[i].a, &sp[i].b, &sp[i].c);
}

for(int i=0;i<n;i++){
  printf("%f ", sp[i].r);
  printf("%f ", sp[i].a);
  printf("%f ", sp[i].b);
  printf("%f\n", sp[i].c);
}

Popularity 7/10 Helpfulness 3/10 Language c

Source: Grepper

Tags: 2d c file

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Contributed on Apr 07 2022

Terrible Termite

0 Answers Avg Quality 2/10

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how to read 2d array from a file in c

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