{"id":3971,"date":"2020-07-21T17:07:01","date_gmt":"2020-07-21T09:07:01","guid":{"rendered":"https:\/\/www.webteach.tw\/?p=3971"},"modified":"2020-07-21T17:07:01","modified_gmt":"2020-07-21T09:07:01","slug":"%e5%a4%a7%e6%8b%ac%e8%99%9f","status":"publish","type":"post","link":"https:\/\/www.webteach.tw\/?p=3971","title":{"rendered":"[ PHP ] &#8211; php \u4e2d \u5927\u62ec\u865f {} \u7684\u4f7f\u7528\u65b9\u6cd5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5c0f\u7de8\u5e38\u770b\u5230\u5225\u4eba\u5beb\u7684\u7a0b\u5f0f\u4e2d\u90fd\u6703\u5728\u96d9\u5f15\u865f\u4e2d\u4f7f\u7528 \u5927\u62ec\u865f {} \uff0c\u5e38\u5e38\u6c92\u641e\u61c2\u9019\u7a2e\u5beb\u6cd5\uff1b\u9019\u6b21\u5c31\u82b1\u9ede\u6642\u9593\u4e86\u89e3\u4e00\u4e0b\u7528\u6cd5\u3002<\/p>\n\n\n<pre class=\"wp-block-syntaxhighlighter-code\">\/\/\u5728\u5b57\u4e32\u4e2d\u4f7f\u7528\u5927\u62ec\u865f Use '{}' symbol in the string\necho '\u5728\u5b57\u4e32\u4e2d\u4f7f\u7528\u5927\u62ec\u865f Use \\'{}\\' symbol in the string'.'&lt;br>';\n$str='\u6df7\u6c34\u6478\u9b5a';\necho '$str=\\'\u6df7\u6c34\u6478\u9b5a\\''.'&lt;br>';\necho '$str{0}\uff1a '.$str{0}.'&lt;br>';\/\/\u51fa\u73fe\u932f\u8aa4\u4e86\necho '$str{0}.$str{1}.$str{2} \uff1a '.($str{0}.$str{1}.$str{2}).'&lt;br>';\/\/\u5728utf8\u4e2d\u7684\u4e2d\u6587\u662f\u7531\u4e09\u500b\u4f4d\u5143\u6240\u7d44\u6210 \u6240\u4ee5\u8981\u4e00\u6b21\u8f38\u51fa\u4e09\u500b\u4f4d\u5143\u624d\u6703\u986f\u793a\u6b63\u78ba\u7684\u4e2d\u6587\n$str1='How are you.';\necho '$str1=\\'How are you.\\''.'&lt;br>';\necho '$str1{0}\uff1a '.$str1{0}.'&lt;br>';\n\/\/\u5728\u96d9\u5f15\u865f\u4e2d\u4f7f\u7528\u5927\u62ec\u865f Use '{}' symbol in the Double quotes\necho '\u5728\u96d9\u5f15\u865f\u4e2d\u4f7f\u7528\u5927\u62ec\u865f Use \\'{}\\' symbol in the Double quotes'.'&lt;br>';\n$str2=\"\u54c8\u56c9\u4f60\u597d\u55ce\uff1f$str\".'&lt;br>';\necho '$str2=\"\u54c8\u56c9\u4f60\u597d\u55ce\uff1f$str\"'.'&lt;br>';\necho $str2.'&lt;br>';\n$str2=\"\u54c8\u56c9\u4f60\u597d\u55ce\uff1f{$str}\".'&lt;br>';\/\/\u660e\u78ba\u6307\u51fa\u96d9\u5f15\u865f\u4e2d \u8b8a\u6578\u7684\u6240\u5728\u4f4d\u7f6e \u6703\u6bd4\u8f03\u7bc0\u7701\u8cc7\u6e90\necho '$str2=\"\u54c8\u56c9\u4f60\u597d\u55ce\uff1f{$str}\"'.'&lt;br>';\necho $str2.'&lt;br>';\n\/\/\u986f\u793a\u7d50\u679c\n\/*\n\u5728\u5b57\u4e32\u4e2d\u4f7f\u7528\u5927\u62ec\u865f Use '{}' symbol in the string\n$str='\u6df7\u6c34\u6478\u9b5a'\n$str{0}\uff1a \ufffd\n$str{0}.$str{1}.$str{2} \uff1a \u6df7\n$str1='How are you.'\n$str1{0}\uff1a H\n\u5728\u96d9\u5f15\u865f\u4e2d\u4f7f\u7528\u5927\u62ec\u865f Use '{}' symbol in the Double quotes\n$str2=\"\u54c8\u56c9\u4f60\u597d\u55ce\uff1f$str\"\n\u54c8\u56c9\u4f60\u597d\u55ce\uff1f\u6df7\u6c34\u6478\u9b5a\n$str2=\"\u54c8\u56c9\u4f60\u597d\u55ce\uff1f{$str}\"\n\u54c8\u56c9\u4f60\u597d\u55ce\uff1f\u6df7\u6c34\u6478\u9b5a\n*\/<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5c0f\u7de8\u5e38\u770b\u5230\u5225\u4eba\u5beb\u7684\u7a0b\u5f0f\u4e2d\u90fd\u6703\u5728\u96d9\u5f15\u865f\u4e2d\u4f7f\u7528 \u5927\u62ec\u865f {} \uff0c\u5e38\u5e38\u6c92\u641e\u61c2\u9019\u7a2e\u5beb\u6cd5\uff1b\u9019\u6b21\u5c31\u82b1\u9ede\u6642\u9593\u4e86\u89e3\u4e00\u4e0b\u7528\u6cd5\u3002<\/p>\n","protected":false},"author":1,"featured_media":2201,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36,40],"tags":[56,448,770,771,1191,1260],"class_list":["post-3971","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-php","category-string-","tag-56","tag-php","tag-770","tag-771","tag-1191","tag-1260","hvn-theme-has-thumbnail"],"_links":{"self":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/posts\/3971","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3971"}],"version-history":[{"count":0,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/posts\/3971\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/media\/2201"}],"wp:attachment":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3971"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3971"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3971"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}