From 4b752b57d2b34a1944386c0234a2ca1b67ea4532 Mon Sep 17 00:00:00 2001
From: Alexander Popov <iiiypuk@fastmail.fm>
Date: Mon, 5 Jun 2023 22:13:03 +0300
Subject: [PATCH] read csv

---
 content/posts/2023/c/read-csv.md | 44 ++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 content/posts/2023/c/read-csv.md

diff --git a/content/posts/2023/c/read-csv.md b/content/posts/2023/c/read-csv.md
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+---
+title: "♾️ Чтение CSV на Си"
+date: 2023-06-05T22:08:07+03:00
+draft: false
+tags: [c, tips]
+---
+
+## Файл CVS
+
+```text
+id,text,from
+1,text message,twitter
+2,i live this language,book
+```
+
+## Код
+
+```c
+#include <stdio.h>
+#include <string.h>
+
+int main() {
+    char buffer[80];
+    FILE *stream = fopen("example.csv", "r");
+
+    while (fgets(buffer, 80, stream)) {
+        // Символ разделитель
+        char *token = strtok(buffer, ",");
+
+        // Если нам нужен только первый столбец каждой строки
+        if (token) {
+            printf("%s\n", token);
+        }
+
+        // Если нам нужны все значения подряд
+        while (token) {
+            printf("%s\n", token);
+            token = strtok(NULL, ",");
+        }
+    }
+
+    return 0;
+}
+```