{"id":1191,"date":"2024-12-31T12:43:13","date_gmt":"2024-12-31T04:43:13","guid":{"rendered":"http:\/\/www.chan.ink\/?p=1191"},"modified":"2024-12-31T12:43:17","modified_gmt":"2024-12-31T04:43:17","slug":"%e3%80%90django%e3%80%91%e4%b8%ba%e4%bb%80%e4%b9%88%e8%a7%86%e5%9b%be%e5%87%bd%e6%95%b0%e8%bf%94%e5%9b%9e%e5%88%97%e8%a1%a8%ef%bc%8c%e6%a8%a1%e6%9d%bf%e6%97%a0%e6%b3%95%e8%af%bb%e5%8f%96","status":"publish","type":"post","link":"http:\/\/www.chan.ink\/index.php\/2024\/12\/31\/%e3%80%90django%e3%80%91%e4%b8%ba%e4%bb%80%e4%b9%88%e8%a7%86%e5%9b%be%e5%87%bd%e6%95%b0%e8%bf%94%e5%9b%9e%e5%88%97%e8%a1%a8%ef%bc%8c%e6%a8%a1%e6%9d%bf%e6%97%a0%e6%b3%95%e8%af%bb%e5%8f%96\/","title":{"rendered":"\u3010Django\u3011\u4e3a\u4ec0\u4e48\u89c6\u56fe\u51fd\u6570\u8fd4\u56de\u5217\u8868\uff0c\u6a21\u677f\u65e0\u6cd5\u8bfb\u53d6"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728 Django \u4e2d\uff0c\u6a21\u677f\u5f15\u64ce\u53ea\u652f\u6301\u7279\u5b9a\u7684\u6570\u636e\u7c7b\u578b\uff08\u5982\u5b57\u5178\u3001QuerySet \u7b49\uff09\u4f5c\u4e3a\u4e0a\u4e0b\u6587\u6570\u636e\u4f20\u9012\u7ed9\u6a21\u677f\u3002\u5982\u679c\u89c6\u56fe\u51fd\u6570\u8fd4\u56de\u7684\u662f\u5217\u8868\uff0c\u800c\u4e0d\u662f\u5b57\u5178\u6216\u5176\u4ed6\u517c\u5bb9\u6570\u636e\u7c7b\u578b\uff0c\u6a21\u677f\u5c06\u65e0\u6cd5\u6b63\u786e\u8bfb\u53d6\u6570\u636e\u3002\u8fd9\u662f\u56e0\u4e3a\u6a21\u677f\u4e0a\u4e0b\u6587\u9700\u8981\u662f\u4e00\u4e2a\u53ef\u7528\u53d8\u91cf\u540d\u79f0\u8fdb\u884c\u5f15\u7528\u7684\u952e\u503c\u5bf9\uff0c\u800c\u5217\u8868\u65e0\u6cd5\u6ee1\u8db3\u8fd9\u4e2a\u6761\u4ef6\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u539f\u56e0\u5206\u6790<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6a21\u677f\u4e0a\u4e0b\u6587\u5fc5\u987b\u662f\u5b57\u5178<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Django \u6a21\u677f\u5f15\u64ce\u9700\u8981\u901a\u8fc7\u53d8\u91cf\u540d\u79f0\uff08\u952e\uff09\u5f15\u7528\u4e0a\u4e0b\u6587\u6570\u636e\uff0c\u800c\u5217\u8868\u6ca1\u6709\u952e\u503c\u5bf9\u7ed3\u6784\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u4f60\u8fd4\u56de\u7684\u662f\u4e00\u4e2a\u5217\u8868\uff0c\u4f8b\u5982\uff1a<br><code>python return render(request, 'template.html', [1, 2, 3])<\/code><br>\u8fd9\u5c06\u5bfc\u81f4 Django \u629b\u51fa\u5f02\u5e38\uff1a<br><code>TypeError: context must be a dict rather than list.<\/code><\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6570\u636e\u672a\u7ed1\u5b9a\u5230\u53d8\u91cf<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6a21\u677f\u5f15\u64ce\u4f1a\u5c1d\u8bd5\u4f7f\u7528\u4e0a\u4e0b\u6587\u4e2d\u7684\u53d8\u91cf\uff0c\u4f8b\u5982 <code>{{ my_list }}<\/code>\u3002\u5982\u679c\u4e0a\u4e0b\u6587\u662f\u5217\u8868\uff0c\u6a21\u677f\u4e2d\u65e0\u6cd5\u627e\u5230\u540d\u4e3a <code>my_list<\/code> \u7684\u53d8\u91cf\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u89e3\u51b3\u65b9\u6cd5<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u65b9\u6cd5 1\uff1a\u5c06\u5217\u8868\u5305\u88c5\u5230\u5b57\u5178\u4e2d<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c06\u5217\u8868\u4f5c\u4e3a\u5b57\u5178\u7684\u503c\u4f20\u9012\u7ed9\u6a21\u677f\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>def my_view(request):\n    my_list = &#91;1, 2, 3]\n    return render(request, 'template.html', {'my_list': my_list})<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a21\u677f\u4e2d\u53ef\u4ee5\u901a\u8fc7 <code>{{ my_list }}<\/code> \u5f15\u7528\u5217\u8868\uff0c\u5e76\u8fdb\u884c\u904d\u5386\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;ul&gt;\n    {% for item in my_list %}\n        &lt;li&gt;{{ item }}&lt;\/li&gt;\n    {% endfor %}\n&lt;\/ul&gt;<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\">\u65b9\u6cd5 2\uff1a\u76f4\u63a5\u8fd4\u56de <code>QuerySet<\/code><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u5217\u8868\u6765\u6e90\u4e8e\u6570\u636e\u5e93\u67e5\u8be2\uff0c\u5efa\u8bae\u76f4\u63a5\u8fd4\u56de <code>QuerySet<\/code>\uff0c\u56e0\u4e3a <code>QuerySet<\/code> \u662f\u5b57\u5178\u517c\u5bb9\u7684\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f20\u9012\u7ed9\u6a21\u677f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from .models import MyModel\n\ndef my_view(request):\n    queryset = MyModel.objects.all()\n    return render(request, 'template.html', {'queryset': queryset})<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a21\u677f\u4e2d\u4f7f\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;ul&gt;\n    {% for obj in queryset %}\n        &lt;li&gt;{{ obj.name }}&lt;\/li&gt;\n    {% endfor %}\n&lt;\/ul&gt;<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\">\u65b9\u6cd5 3\uff1a\u4e3a\u5217\u8868\u521b\u5efa\u53d8\u91cf\u540d\u79f0\uff08\u81ea\u5b9a\u4e49\uff09<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4f60\u771f\u7684\u9700\u8981\u76f4\u63a5\u8fd4\u56de\u5217\u8868\uff0c\u5fc5\u987b\u901a\u8fc7\u81ea\u5b9a\u4e49 <code>HttpResponse<\/code> \u8fd4\u56de\u4e00\u4e2a\u81ea\u5b9a\u4e49\u6e32\u67d3\u7684 HTML \u5185\u5bb9\uff08\u4e0d\u63a8\u8350\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from django.http import HttpResponse\nfrom django.template import Template, Context\n\ndef my_view(request):\n    my_list = &#91;1, 2, 3]\n    template = Template(\"\"\"\n    &lt;ul&gt;\n        {% for item in my_list %}\n            &lt;li&gt;{{ item }}&lt;\/li&gt;\n        {% endfor %}\n    &lt;\/ul&gt;\n    \"\"\")\n    context = Context({'my_list': my_list})\n    return HttpResponse(template.render(context))<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u603b\u7ed3<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a21\u677f\u65e0\u6cd5\u8bfb\u53d6\u5217\u8868\u662f\u56e0\u4e3a Django \u6a21\u677f\u5f15\u64ce\u7684\u4e0a\u4e0b\u6587\u9700\u8981\u662f\u5b57\u5178\u7ed3\u6784\u3002\u6700\u5e38\u89c1\u7684\u89e3\u51b3\u65b9\u6cd5\u662f\u5c06\u5217\u8868\u5c01\u88c5\u5230\u5b57\u5178\u4e2d\u5e76\u901a\u8fc7\u952e\u8bbf\u95ee\u3002\u59cb\u7ec8\u4f18\u5148\u4f7f\u7528 <code>render<\/code> \u548c\u5b57\u5178\u6765\u4f20\u9012\u4e0a\u4e0b\u6587\u6570\u636e\uff0c\u4ee5\u4fbf\u4fdd\u6301\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u4e00\u81f4\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 Django \u4e2d\uff0c\u6a21\u677f\u5f15\u64ce\u53ea\u652f\u6301\u7279\u5b9a\u7684\u6570\u636e\u7c7b\u578b\uff08\u5982\u5b57\u5178\u3001QuerySet \u7b49\uff09\u4f5c\u4e3a\u4e0a\u4e0b\u6587\u6570\u636e\u4f20\u9012\u7ed9\u6a21\u677f\u3002\u5982 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1191","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts\/1191","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/comments?post=1191"}],"version-history":[{"count":1,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts\/1191\/revisions"}],"predecessor-version":[{"id":1192,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts\/1191\/revisions\/1192"}],"wp:attachment":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/media?parent=1191"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/categories?post=1191"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/tags?post=1191"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}