{"type":"rich","categories":["\u8a00\u8a9e\u30fb\u958b\u767a","\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e","Java"],"height":"190","title":"\u3010Java\u30b3\u30fc\u30c9\u5165\u9580\u3011\u6587\u5b57\u5217_\u246creplace\u30e1\u30bd\u30c3\u30c9","description":"\u6587\u5b57\u5217\u3092\u7f6e\u304d\u63db\u3048\u308b \u2013 replace\u30e1\u30bd\u30c3\u30c9 public String replace(char old, char new)public String replace(CharSequence old, CharSequence new) old\uff1a\u7f6e\u63db\u5bfe\u8c61\u306e\u6587\u5b57\uff08\u5217\uff09 new\uff1a\u7f6e\u63db\u5f8c\u306e\u6587\u5b57\uff08\u5217\uff09 replace\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u6587\u5b57\u5217\u306b\u542b\u307e\u308c\u308b\u90e8\u5206\u6587\u5b57\u5217old\u3092\u3001\u6587\u5b57\u5217new\u3067\u7f6e\u304d\u63db\u3048\u307e\u3059\u3002CharSequence\uff08\u6587\u5b57\u30b7\u30fc\u30b1\u30f3\u30b9\uff09\u306f\u3001\u6587\u5b57\u5217\u3092\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3067\u3001String\uff0fStringBuffer\uff0fStringBuilder\u306a\u3069\u306f\u3001\u3059\u3079\u3066CharSequence\u306e\u5b9f\u88c5\u2026","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","url":"https://tenshoku.mynavi.jp/engineer/guide/articles/java-code/category_string/13","blog_url":"https://tenshoku.mynavi.jp/engineer/guide/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftenshoku.mynavi.jp%2Fengineer%2Fguide%2Farticles%2Fjava-code%2Fcategory_string%2F13\" title=\"\u3010Java\u30b3\u30fc\u30c9\u5165\u9580\u3011\u6587\u5b57\u5217_\u246creplace\u30e1\u30bd\u30c3\u30c9 - \u30a2\u30f3\u30c9\u30a8\u30f3\u30b8\u30cb\u30a2 - \u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u3053\u3068\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304b\u3089\u3002\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"version":"1.0","published":"2026-06-30 16:24:36","blog_title":"\u30a2\u30f3\u30c9\u30a8\u30f3\u30b8\u30cb\u30a2 - \u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u3053\u3068\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304b\u3089\u3002","width":"100%","author_url":"https://blog.hatena.ne.jp/andengineer/","author_name":"andengineer"}