{"id":27495,"date":"2024-11-24T14:29:06","date_gmt":"2024-11-24T06:29:06","guid":{"rendered":"https:\/\/fwq.ai\/blog\/27495\/"},"modified":"2024-11-24T14:29:06","modified_gmt":"2024-11-24T06:29:06","slug":"php%e4%b8%adwhile%e6%98%af%e4%bb%80%e4%b9%88%e6%84%8f%e6%80%9d","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/27495\/","title":{"rendered":"php\u4e2dwhile\u662f\u4ec0\u4e48\u610f\u601d"},"content":{"rendered":"<blockquote><p>\n  while \u662f\u4e00\u4e2a\u5faa\u73af\u8bed\u53e5\uff0c\u5728\u6ee1\u8db3\u7279\u5b9a\u6761\u4ef6\u65f6\u91cd\u590d\u6267\u884c\u4ee3\u7801\u5757\u3002while \u8bed\u6cd5\uff1awhile (condition) { \/\/ \u8981\u91cd\u590d\u6267\u884c\u7684\u4ee3\u7801}\uff0c\u5176\u4e2d condition \u662f\u5e03\u5c14\u8868\u8fbe\u5f0f\uff0c\u7528\u4e8e\u786e\u5b9a\u662f\u5426\u6267\u884c\u4ee3\u7801\u5757\u3002while \u5173\u952e\u5b57\u8868\u793a\u4ee3\u7801\u5757\u5e94\u5728\u6761\u4ef6\u4e3a true \u65f6\u91cd\u590d\u6267\u884c\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/11\/2024111100184862933.jpg\" class=\"aligncenter\" title=\"php\u4e2dwhile\u662f\u4ec0\u4e48\u610f\u601d\u63d2\u56fe\" alt=\"php\u4e2dwhile\u662f\u4ec0\u4e48\u610f\u601d\u63d2\u56fe\" \/><\/p>\n<p><strong>while \u5faa\u73af<\/strong><\/p>\n<p><strong>\u4ec0\u4e48\u662f while\uff1f<\/strong><\/p>\n<p>while \u662f\u4e00\u79cd\u5faa\u73af\u8bed\u53e5\uff0c\u7528\u4e8e\u5728\u6ee1\u8db3\u7279\u5b9a\u6761\u4ef6\u65f6\u91cd\u590d\u6267\u884c\u4ee3\u7801\u5757\u3002\u4e0e for \u5faa\u73af\u4e0d\u540c\uff0cwhile \u5faa\u73af\u6ca1\u6709\u521d\u59cb\u8868\u8fbe\u5f0f\u6216\u5faa\u73af\u53d8\u91cf\uff0c\u5e76\u4e14\u53ea\u5728\u6761\u4ef6\u4ecd\u7136\u4e3a true \u65f6\u624d\u6267\u884c\u4ee3\u7801\u5757\u3002<\/p>\n<p><strong>\u5982\u4f55\u4f7f\u7528 while\uff1f<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>while \u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>while (condition) {\n  \/\/ \u8981\u91cd\u590d\u6267\u884c\u7684\u4ee3\u7801\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>condition \u662f\u4e00\u4e2a\u5e03\u5c14\u8868\u8fbe\u5f0f\uff0c\u7528\u4e8e\u786e\u5b9a\u662f\u5426\u6267\u884c\u4ee3\u7801\u5757\u3002<\/li>\n<li>while \u5173\u952e\u5b57\u8868\u793a\u4ee3\u7801\u5757\u5e94\u5728\u6761\u4ef6\u4e3a true \u65f6\u91cd\u590d\u6267\u884c\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n<p>\u4e0b\u9762\u7684\u793a\u4f8b\u4f7f\u7528 while \u5faa\u73af\u6765\u6253\u5370\u6570\u5b57 1 \u5230 10\uff1a<\/p>\n<pre>$i = 1;\nwhile ($i &lt;= 10) {\n  echo $i . \" \";\n  $i++;\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre>1 2 3 4 5 6 7 8 9 10<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fphp\u4e2dwhile\u662f\u4ec0\u4e48\u610f\u601d\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>while \u662f\u4e00\u4e2a\u5faa\u73af\u8bed\u53e5\uff0c\u5728\u6ee1\u8db3\u7279\u5b9a\u6761\u4ef6\u65f6\u91cd\u590d\u6267\u884c\u4ee3\u7801\u5757\u3002while \u8bed\u6cd5\uff1awhile (condition) { \/\/ \u8981\u91cd\u590d\u6267\u884c\u7684\u4ee3\u7801}\uff0c\u5176\u4e2d condition \u662f\u5e03\u5c14\u8868\u8fbe\u5f0f\uff0c\u7528\u4e8e\u786e\u5b9a\u662f\u5426\u6267\u884c\u4ee3\u7801\u5757\u3002while \u5173\u952e\u5b57\u8868\u793a\u4ee3\u7801\u5757\u5e94\u5728\u6761\u4ef6\u4e3a true \u65f6\u91cd\u590d\u6267\u884c\u3002 while \u5faa\u73af \u4ec0\u4e48\u662f while\uff1f while \u662f\u4e00\u79cd\u5faa\u73af\u8bed\u53e5\uff0c\u7528\u4e8e\u5728\u6ee1\u8db3\u7279\u5b9a\u6761\u4ef6\u65f6\u91cd\u590d\u6267\u884c\u4ee3\u7801\u5757\u3002\u4e0e for \u5faa\u73af\u4e0d\u540c\uff0cwhile \u5faa\u73af\u6ca1\u6709\u521d\u59cb\u8868\u8fbe\u5f0f\u6216\u5faa\u73af\u53d8\u91cf\uff0c\u5e76\u4e14\u53ea\u5728\u6761\u4ef6\u4ecd\u7136\u4e3a true \u65f6\u624d\u6267\u884c\u4ee3\u7801\u5757\u3002 \u5982\u4f55\u4f7f\u7528 while\uff1f \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b while \u8bed\u6cd5\u5982\u4e0b\uff1a while (condition) { \/\/ \u8981\u91cd\u590d\u6267\u884c\u7684\u4ee3\u7801 } \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff1a condition \u662f\u4e00\u4e2a\u5e03\u5c14\u8868\u8fbe\u5f0f\uff0c\u7528\u4e8e\u786e\u5b9a\u662f\u5426\u6267\u884c\u4ee3\u7801\u5757\u3002 while \u5173\u952e\u5b57\u8868\u793a\u4ee3\u7801\u5757\u5e94\u5728\u6761\u4ef6\u4e3a true \u65f6\u91cd\u590d\u6267\u884c\u3002 \u793a\u4f8b \u4e0b\u9762\u7684\u793a\u4f8b\u4f7f\u7528 while \u5faa\u73af\u6765\u6253\u5370\u6570\u5b57 1 \u5230 10\uff1a $i = 1; while ($i &lt;= [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-27495","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/27495","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=27495"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/27495\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=27495"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=27495"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=27495"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}