{"type":"rich","width":"100%","description":"K&R\u3092\u5199\u7d4c\u3057\u3088\u3046\u3002\u30b5\u30f3\u30d7\u30eb\u306f\u914d\u5217\u3060\u3063\u305f\u306e\u3067\u3001\u30dd\u30a4\u30f3\u30bf\u6f14\u7b97\u3067strlen\u3057\u3066\u307f\u305f\u3002 #include <stdio.h> #include <stdlib.h> int strlen_copy(char *s) { int i = 0; while (*(s + i) != '\\0') i++; return i; } int main(void) { printf(\"%d\\n\", strlen_copy(\"test strings.\")); /* 13 */ printf(\"%d\\n\", strlen_copy(\"\u65e5\u672c\u8a9e\u306e\u30c6\u30b9\u30c8\u3002(UTF-8)\")); /* 31 */ exit(EXIT_\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fboxnos.hatenablog.com%2Fentry%2F20070811%2F1186795329\" title=\" K&amp;R\u3092\u8aad\u3082\u3046(24) strlen\u306e\u5199\u7d4c\u3002 - \u30dc\u30af\u30ce\u30b9\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"\u30dc\u30af\u30ce\u30b9","categories":["GCC"],"version":"1.0","published":"2007-08-11 10:22:09","blog_url":"https://boxnos.hatenablog.com/","provider_url":"https://hatena.blog","height":"190","url":"https://boxnos.hatenablog.com/entry/20070811/1186795329","author_name":"tanakaBox","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/tanakaBox/","image_url":null,"title":" K&R\u3092\u8aad\u3082\u3046(24) strlen\u306e\u5199\u7d4c\u3002"}