{"provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.mtioutput.com%2Fentry%2Fawk-substr-index\" title=\"\u3010awk\u3011\u6587\u5b57\u5217\u3092\u691c\u7d22\u30ef\u30fc\u30c9\u3067\u524d\u5f8c\u306b\u5207\u308a\u51fa\u3059 - (O+P)ut\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","url":"https://www.mtioutput.com/entry/awk-substr-index","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/m/mtiit/20190708/20190708105146.png","height":"190","version":"1.0","title":"\u3010awk\u3011\u6587\u5b57\u5217\u3092\u691c\u7d22\u30ef\u30fc\u30c9\u3067\u524d\u5f8c\u306b\u5207\u308a\u51fa\u3059","author_url":"https://blog.hatena.ne.jp/mtiit/","description":"\u3084\u308a\u305f\u3044\u3053\u3068 \u6587\u5b57\u5217\u304c\u3042\u3063\u305f\u6642\u306b\u691c\u7d22\u30ef\u30fc\u30c9\u3092\u6307\u5b9a\u3057\u3066\u5207\u308a\u51fa\u3057\u305f\u3044\u3002\u5177\u4f53\u7684\u306a\u4f8b\u3068\u3057\u3066\u4ee5\u4e0b\u306e\u6587\u5b57\u5217\u304c\u3042\u3063\u305f\u969b\u306b abcdefghijklmn\u691c\u7d22\u30ef\u30fc\u30c9\u300ce\u300d\u306b\u3066\u524d\u534a\u90e8\u5206 abcd\u5f8c\u534a\u90e8\u5206 fghijklmn\u3092\u51fa\u529b\u3055\u305b\u308b\u3002 \u30ef\u30f3\u30e9\u30a4\u30ca\u30fc \u691c\u7d22\u6587\u5b57\u5217\u306e\u524d\u534a\u3092\u5207\u308a\u51fa\u3059 awk '{print substr($0,0,index($0,\"\u691c\u7d22\u6587\u5b57\u5217\"))}' $ echo abcdefghijklmn | awk '{print substr($0,0,index($0,\"e\"))}' abcd \u691c\u7d22\u6587\u5b57\u5217\u306e\u5f8c\u534a\u3092\u5207\u308a\u51fa\u3059 awk '{print substr($0,index($0,\"\u691c\u7d22\u6587\u5b57\u5217\")+l\u2026","author_name":"mtiit","width":"100%","categories":["UNIX","UNIX-Linux"],"published":"2019-09-18 09:00:00","provider_name":"Hatena Blog","blog_title":"(O+P)ut","blog_url":"https://www.mtioutput.com/"}