{"id":882,"date":"2013-08-29T16:13:49","date_gmt":"2013-08-29T08:13:49","guid":{"rendered":"http:\/\/hesiwei.cn\/?p=882"},"modified":"2013-08-29T16:13:49","modified_gmt":"2013-08-29T08:13:49","slug":"php%e4%b8%adheredoc%e7%9a%84%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"http:\/\/hesiwei.cn\/?p=882","title":{"rendered":"php\u4e2dheredoc\u7684\u4f7f\u7528\u65b9\u6cd5"},"content":{"rendered":"
echo <<<STR
\necho(‘something’);
\nSTR;
\n\u8fd9\u91cc\u7684<<<STR\u548cSTR;\u662f\u4ec0\u4e48\u610f\u601d\u5462\uff1f<\/div>\n

1.\u4ee5<<<End<\/span><\/strong>\u5f00\u59cb\u6807\u8bb0\u5f00\u59cb\uff0c\u4ee5End;<\/span>\u7ed3\u675f\u6807\u8bb0\u7ed3\u675f\uff0c\u7ed3\u675f\u6807\u8bb0\u5fc5\u987b\u9876\u5934\u5199\uff0c\u4e0d\u80fd\u6709\u7f29\u8fdb\u548c\u7a7a\u683c\uff0c<\/span>\u4e14\u5728\u7ed3\u675f\u6807\u8bb0\u672b\u5c3e\u8981\u6709\u5206\u53f7<\/strong> \u3002\u5f00\u59cb\u6807\u8bb0\u548c\u5f00\u59cb\u6807\u8bb0\u76f8\u540c\uff0c\u6bd4\u5982\u5e38\u7528\u5927\u5199\u7684EOT\u3001EOD\u3001EOF\u6765\u8868\u793a\uff0c\u4f46\u662f\u4e0d\u53ea\u9650\u4e8e\u90a3\u51e0\u4e2a\uff0c\u53ea\u8981\u4fdd\u8bc1\u5f00\u59cb\u6807\u8bb0\u548c\u7ed3\u675f\u6807\u8bb0\u4e0d\u5728\u6b63\u6587\u4e2d\u51fa\u73b0\u5373\u53ef<\/strong>\u3002<\/p>\n

<\/p>\n

2.\u4f4d\u4e8e\u5f00\u59cb\u6807\u8bb0\u548c\u7ed3\u675f\u6807\u8bb0\u4e4b\u95f4\u7684\u53d8\u91cf\u53ef\u4ee5\u88ab\u6b63\u5e38\u89e3\u6790\uff0c\u4f46\u662f\u51fd\u6570\u5219\u4e0d\u53ef\u4ee5<\/span><\/strong>\u3002\u5728heredoc\u4e2d\uff0c\u53d8\u91cf\u4e0d\u9700\u8981\u7528\u8fde\u63a5\u7b26.\u6216,\u6765\u62fc\u63a5\uff0c\u5982\u4e0b\uff1a<\/p>\n

$v=2;
\n$a= <<<EOF
\n“abc”$v
\n<\/strong>“123”
\nEOF;
\necho $a; \/\/\u7ed3\u679c\u8fde\u540c\u53cc\u5f15\u53f7\u4e00\u8d77\u8f93\u51fa\uff1a”abc”2 “123”<\/p>\n

3.heredoc\u5e38\u7528\u5728\u8f93\u51fa\u5305\u542b\u5927\u91cfHTML\u8bed\u6cd5d\u6587\u6863\u7684\u65f6\u5019\u3002\u6bd4\u5982\uff1a\u51fd\u6570outputhtml()\u8981\u8f93\u51faHTML\u7684\u4e3b\u9875\u3002\u53ef\u4ee5\u6709\u4e24\u79cd\u5199\u6cd5\u3002\u5f88\u660e\u663e\u7b2c\u4e8c\u79cd\u5199\u6cd5\u6bd4\u8f83\u7b80\u5355\u548c\u6613\u4e8e\u9605\u8bfb\u3002<\/p>\n

function outputhtml(){
\necho “<html>”;
\necho “<head><title>\u4e3b\u9875<\/title><\/head>”;
\necho “<body>\u4e3b\u9875\u5185\u5bb9<\/body>”;
\necho “<\/html>;
\n}<\/p>\n

function outputhtml()
\n{
\necho <<<EOT
\n<html>
\n<head><title>\u4e3b\u9875<\/title><\/head>
\n<body>\u4e3b\u9875\u5185\u5bb9<\/body>
\n<\/html>
\nEOT;
\n}<\/p>\n

outputhtml();<\/small><\/small><\/p>\n","protected":false},"excerpt":{"rendered":"

echo <<<STR echo(‘something’); STR […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-882","post","type-post","status-publish","format-standard","hentry","category-php"],"_links":{"self":[{"href":"http:\/\/hesiwei.cn\/index.php?rest_route=\/wp\/v2\/posts\/882","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/hesiwei.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/hesiwei.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/hesiwei.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/hesiwei.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=882"}],"version-history":[{"count":0,"href":"http:\/\/hesiwei.cn\/index.php?rest_route=\/wp\/v2\/posts\/882\/revisions"}],"wp:attachment":[{"href":"http:\/\/hesiwei.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=882"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/hesiwei.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=882"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/hesiwei.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=882"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}