{"id":279,"date":"2013-11-08T15:07:21","date_gmt":"2013-11-08T07:07:21","guid":{"rendered":"http:\/\/blog.feizhaojun.com\/?p=279"},"modified":"2023-07-06T00:36:35","modified_gmt":"2023-07-05T16:36:35","slug":"php%e6%88%aa%e5%8f%96%e6%b1%89%e5%ad%97%e5%ad%97%e7%ac%a6%e4%b8%b2","status":"publish","type":"post","link":"https:\/\/feizhaojun.com\/?p=279","title":{"rendered":"php\u622a\u53d6\u6c49\u5b57\u5b57\u7b26\u4e32"},"content":{"rendered":"<p><a title=\"0xa0\u662f\u4ec0\u4e48\u610f\u601d\uff1f\" href=\"http:\/\/feizhaojun.com\/?p=283\" target=\"_blank\" rel=\"noopener\">0xa0\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/a><\/p>\n<pre><code class=\"language-php\">$str=\"\u8fd9\u662f\u9700\u8981\u622a\u53d6\u7684\u5b57\u7b26\u4e32\u3002\u54c8\u54c8\u54c8\uff0c\u54df\u54df\u54df\";\n$Short_Str=showShort($str,4);\/\/\u622a\u53d6\u524d\u97624\u4e2a\u6c49\u5b57\uff0c\u7ed3\u679c\u4e3a\uff1a\u8fd9\u662f\u9700\u8981\u2026\necho $Short_Str;\n\n\/\/\u51fd\u6570\nfunction cut_str($str,$start,$len){\n$strlen=strlen($str);\n$clen=0;\nfor($i=0;$i&lt;$strlen;$i++,$clen++){\nif ($clen&gt;=$start+$len)\nbreak;\nif(ord(substr($str,$i,1))&gt;0xa0){\nif ($clen&gt;=$start)\n$tmpstr.=substr($str,$i,2);\n$i++;\n}else{\nif ($clen&gt;=$start)\n$tmpstr.=substr($str,$i,1);\n}\n}\nreturn $tmpstr;\n}\n\n\/\/\u514d\u8d39\u8d60\u9001\u4e00\u4e2a\u51fd\u6570\uff0c\u4f5c\u7528\u662f\u5982\u679c\u622a\u53d6\u540e\u7684\u5b57\u7b26\u4e32\u6bd4\u539f\u5148\u77ed\uff08\u5373\u6709\u622a\u6389\u90e8\u5206\uff09\uff0c\u90a3\u4e48\u5728\u7ed3\u679c\u5b57\u7b26\u4e32\u540e\u9762\u52a0\u7701\u7565\u53f7\nfunction showShort($str,$len){\n$tempstr = cut_str($str,0,$len);\nif ($str&lt;&gt;$tempstr)\n$tempstr .= \"\u2026\";\nreturn $tempstr;\n}\n\n\/\/\u66f4\u7b80\u6d01\u7684\u4e00\u4e2a\u65b9\u6cd5\n$len=10;\n$text=\"\u600e\u4e48\u5c06\u65b0\u95fb\u7684\u5f88\u957f\u7684\u6807\u9898\u53ea\u663e\u793a\u524d\u9762\u4e00\u4e9b\u5b57\uff0c\u540e\u9762\u7528\u2026\u6765\u4ee3\u66ff\uff1f\";\necho strlen($text)&lt;=$len?$text:(substr($text,0,$len).chr(0).\"\u2026\");\n<\/code><\/pre>\n<p><a href=\"http:\/\/blog.feizhaojun.com\/?attachment_id=288\" rel=\"attachment wp-att-288\">cut_str<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>0xa0\u662f\u4ec0\u4e48\u610f\u601d\uff1f $str=&#8221;\u8fd9\u662f\u9700\u8981\u622a\u53d6\u7684\u5b57\u7b26\u4e32\u3002\u54c8\u54c8\u54c8\uff0c\u54df\u54df\u54df&#8221;; $Short_Str=showShort($&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[29,6],"tags":[],"class_list":["post-279","post","type-post","status-publish","format-standard","hentry","category-29","category-php"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/279","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=279"}],"version-history":[{"count":10,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/279\/revisions"}],"predecessor-version":[{"id":3948,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/279\/revisions\/3948"}],"wp:attachment":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=279"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=279"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=279"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}