{"id":22456,"date":"2024-11-21T08:15:44","date_gmt":"2024-11-21T00:15:44","guid":{"rendered":"https:\/\/fwq.ai\/blog\/22456\/"},"modified":"2024-11-21T08:15:44","modified_gmt":"2024-11-21T00:15:44","slug":"%e4%b8%80%e6%96%87%e8%af%a6%e8%a7%a3thinkphp-concat%e7%94%a8%e6%b3%95","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/22456\/","title":{"rendered":"\u4e00\u6587\u8be6\u89e3thinkphp concat\u7528\u6cd5"},"content":{"rendered":"

\u4f7f\u7528thinkphp\u7684\u5f00\u53d1\u8005\u4eec\u90fd\u77e5\u9053\uff0cthinkphp\u4e2d\u7684concat()\u51fd\u6570\u53ef\u4ee5\u5c06\u591a\u4e2a\u5b57\u7b26\u4e32\u62fc\u63a5\u6210\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002\u8fd9\u4e2a\u51fd\u6570\u662f\u975e\u5e38\u6709\u7528\u7684\uff0c\u7279\u522b\u662f\u5728\u67e5\u8be2\u6570\u636e\u5e93\u65f6\u3002\u672c\u6587\u5c06\u4ecb\u7ecdconcat()\u51fd\u6570\u7684\u7528\u6cd5\u53ca\u5176\u793a\u4f8b\u3002<\/p>\n

concat()\u51fd\u6570\u7684\u8bed\u6cd5\u548c\u7528\u6cd5<\/p>\n

\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u8be5\u51fd\u6570\u7684\u8bed\u6cd5\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

concat(string1,string2,…)<\/p>\n

\u8be5\u51fd\u6570\u7684\u53c2\u6570\u53ef\u4ee5\u662f\u4e24\u4e2a\u6216\u591a\u4e2a\u5b57\u7b26\u4e32\u3002\u53c2\u6570\u4e4b\u95f4\u7528\u9017\u53f7\u5206\u9694\u3002concat()\u51fd\u6570\u4f1a\u5c06\u8fd9\u4e9b\u53c2\u6570\u8fde\u63a5\u6210\u4e00\u4e2a\u5355\u72ec\u7684\u5b57\u7b26\u4e32\uff0c\u5e76\u5c06\u7ed3\u679c\u8fd4\u56de\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n

\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

$User = M(‘User’);
$User->where(“concat(firstname,’ ‘,lastname)=’John Smith'”)->find();<\/p>\n

\u8fd9\u662f\u4e00\u4e2a\u67e5\u8be2\uff0c\u5b83\u5c06\u5728\u6570\u636e\u5e93\u4e2d\u67e5\u627e\u540d\u4e3aJohn Smith\u7684\u7528\u6237\u3002\u8fd9\u4e2a\u67e5\u8be2\u4f7f\u7528\u4e86concat()\u51fd\u6570\uff0c\u5c06\u6570\u636e\u5e93\u4e2d\u7684firstname\u548clastname\u5b57\u6bb5\u8fde\u63a5\u8d77\u6765\u3002<\/p>\n

concat()\u51fd\u6570\u8fd8\u53ef\u4ee5\u7528\u6765\u66f4\u65b0\u6570\u636e\u5e93\u4e2d\u7684\u8bb0\u5f55\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n

$User = M(‘User’);
$User->where(‘id=1’)->save(array(‘username’=>concat(‘firstname’,’lastname’)));<\/p>\n

\u8fd9\u4e2a\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u5728\u5c06\u4e24\u4e2a\u5b57\u6bb5\u5408\u5e76\u6210\u4e00\u4e2a\u5b57\u6bb5\u5e76\u5c06\u5176\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u4e2d\u3002<\/p>\n

concat_ws()\u51fd\u6570\u7684\u8bed\u6cd5\u548c\u7528\u6cd5<\/p>\n

\u9664\u4e86concat()\u51fd\u6570\uff0cThinkPHP\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e2a\u540d\u4e3aconcat_ws()\u7684\u51fd\u6570\u3002concat_ws()\u51fd\u6570\u5c06\u4e00\u4e2a\u5206\u9694\u7b26\u63d2\u5165\u5230\u8fde\u63a5\u7684\u5b57\u7b26\u4e32\u4e4b\u95f4\u3002\u5176\u8bed\u6cd5\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

concat_ws(separator,string1,string2,…)<\/p>\n

\u8be5\u51fd\u6570\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u5206\u9694\u7b26\u3002\u53c2\u6570\u4e4b\u95f4\u7528\u9017\u53f7\u5206\u9694\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n

$User = M(‘User’);
$User->where(“concat_ws(‘ ‘,firstname,lastname)=’John Smith'”)->find();<\/p>\n

\u8fd9\u4e2a\u793a\u4f8b\u4e0e\u4e0a\u9762\u7684\u793a\u4f8b\u975e\u5e38\u76f8\u4f3c\uff0c\u4f46\u662f\u5b83\u4f7f\u7528\u4e86concat_ws()\u51fd\u6570\uff0c\u5c06\u7a7a\u683c\u4f5c\u4e3a\u5206\u9694\u7b26\u6765\u8fde\u63a5firstname\u548clastname\u3002<\/p>\n

\u5b9e\u4f8b\u6f14\u793a<\/p>\n

\u4e0d\u96be\u53d1\u73b0\uff0c\u4f7f\u7528concat()\u51fd\u6570\u548cconcat_ws()\u51fd\u6570\u8bed\u53e5\u975e\u5e38\u76f8\u4f3c\uff0c\u5408\u7406\u9009\u62e9\u4f1a\u8ba9\u4ee3\u7801\u663e\u5f97\u66f4\u52a0\u7b80\u6d01\u3001\u6613\u4e8e\u7ef4\u62a4\u3002<\/p>\n

\u793a\u4f8b<\/p>\n

\u5047\u8bbe\u6709\u4e00\u4e2a\u7528\u6237\u8868\u683c\uff0c\u5176\u4e2d\u5305\u542bid\u3001firstname\u548clastname\u5b57\u6bb5\uff0c\u9700\u8981\u4f7f\u7528concat()\u51fd\u6570\u5c06firstname\u548clastname\u62fc\u63a5\u6210\u7528\u6237\u540d\u5e76\u8fdb\u884c\u67e5\u8be2\u3002\u5047\u8bbe\u8981\u67e5\u627e\u7528\u6237\u540d\u4e3a\u201cJohn Smith\u201d\u7684\u7528\u6237\uff0c\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

$User = M(‘User’);
$User->where(“concat(firstname,’ ‘,lastname)=’John Smith'”)->find();<\/p>\n

\u800c\u4f7f\u7528concat_ws()\u51fd\u6570\uff0c\u540c\u6837\u7684\u64cd\u4f5c\u53ef\u4ee5\u66f4\u52a0\u6e05\u6670\uff1a<\/p>\n

$User = M(‘User’);
$User->where(“concat_ws(‘ ‘,firstname,lastname)=’John Smith'”)->find();<\/p>\n

\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\uff0cconcat()\u51fd\u6570\u548cconcat_ws()\u51fd\u6570\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\uff0c\u7279\u522b\u662f\u5728\u67e5\u8be2\u548c\u66f4\u65b0\u6570\u636e\u5e93\u65f6\u3002\u5f00\u53d1\u8005\u4eec\u53ef\u4ee5\u5145\u5206\u5229\u7528\u5b83\u4eec\u7684\u529f\u80fd\uff0c\u8ba9\u81ea\u5df1\u7684\u4ee3\u7801\u66f4\u52a0\u6574\u6d01\u3001\u7b80\u5355\u548c\u6613\u4e8e\u7ef4\u62a4\u3002<\/p>\n

\u4ee5\u4e0a\u5c31\u662f\u4e00\u6587\u8be6\u89e3thinkphp concat\u7528\u6cd5\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":"

\u4f7f\u7528thinkphp\u7684\u5f00\u53d1\u8005\u4eec\u90fd\u77e5\u9053\uff0cthinkphp\u4e2d\u7684concat()\u51fd\u6570\u53ef\u4ee5\u5c06\u591a\u4e2a\u5b57\u7b26\u4e32\u62fc\u63a5\u6210\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002\u8fd9\u4e2a\u51fd\u6570\u662f\u975e\u5e38\u6709\u7528\u7684\uff0c\u7279\u522b\u662f\u5728\u67e5\u8be2\u6570\u636e\u5e93\u65f6\u3002\u672c\u6587\u5c06\u4ecb\u7ecdconcat()\u51fd\u6570\u7684\u7528\u6cd5\u53ca\u5176\u793a\u4f8b\u3002 concat()\u51fd\u6570\u7684\u8bed\u6cd5\u548c\u7528\u6cd5 \u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u8be5\u51fd\u6570\u7684\u8bed\u6cd5\u5982\u4e0b\u6240\u793a\uff1a concat(string1,string2,…) \u8be5\u51fd\u6570\u7684\u53c2\u6570\u53ef\u4ee5\u662f\u4e24\u4e2a\u6216\u591a\u4e2a\u5b57\u7b26\u4e32\u3002\u53c2\u6570\u4e4b\u95f4\u7528\u9017\u53f7\u5206\u9694\u3002concat()\u51fd\u6570\u4f1a\u5c06\u8fd9\u4e9b\u53c2\u6570\u8fde\u63a5\u6210\u4e00\u4e2a\u5355\u72ec\u7684\u5b57\u7b26\u4e32\uff0c\u5e76\u5c06\u7ed3\u679c\u8fd4\u56de\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b $User = M(‘User’);$User->where(“concat(firstname,’ ‘,lastname)=’John Smith’”)->find(); \u8fd9\u662f\u4e00\u4e2a\u67e5\u8be2\uff0c\u5b83\u5c06\u5728\u6570\u636e\u5e93\u4e2d\u67e5\u627e\u540d\u4e3aJohn Smith\u7684\u7528\u6237\u3002\u8fd9\u4e2a\u67e5\u8be2\u4f7f\u7528\u4e86concat()\u51fd\u6570\uff0c\u5c06\u6570\u636e\u5e93\u4e2d\u7684firstname\u548clastname\u5b57\u6bb5\u8fde\u63a5\u8d77\u6765\u3002 concat()\u51fd\u6570\u8fd8\u53ef\u4ee5\u7528\u6765\u66f4\u65b0\u6570\u636e\u5e93\u4e2d\u7684\u8bb0\u5f55\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a $User = M(‘User’);$User->where(‘id=1’)->save(array(‘username’=>concat(‘firstname’,’lastname’))); \u8fd9\u4e2a\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u5728\u5c06\u4e24\u4e2a\u5b57\u6bb5\u5408\u5e76\u6210\u4e00\u4e2a\u5b57\u6bb5\u5e76\u5c06\u5176\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u4e2d\u3002 concat_ws()\u51fd\u6570\u7684\u8bed\u6cd5\u548c\u7528\u6cd5 \u9664\u4e86concat()\u51fd\u6570\uff0cThinkPHP\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e2a\u540d\u4e3aconcat_ws()\u7684\u51fd\u6570\u3002concat_ws()\u51fd\u6570\u5c06\u4e00\u4e2a\u5206\u9694\u7b26\u63d2\u5165\u5230\u8fde\u63a5\u7684\u5b57\u7b26\u4e32\u4e4b\u95f4\u3002\u5176\u8bed\u6cd5\u5982\u4e0b\u6240\u793a\uff1a concat_ws(separator,string1,string2,…) \u8be5\u51fd\u6570\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u5206\u9694\u7b26\u3002\u53c2\u6570\u4e4b\u95f4\u7528\u9017\u53f7\u5206\u9694\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a $User = M(‘User’);$User->where(“concat_ws(‘ ‘,firstname,lastname)=’John Smith’”)->find(); \u8fd9\u4e2a\u793a\u4f8b\u4e0e\u4e0a\u9762\u7684\u793a\u4f8b\u975e\u5e38\u76f8\u4f3c\uff0c\u4f46\u662f\u5b83\u4f7f\u7528\u4e86concat_ws()\u51fd\u6570\uff0c\u5c06\u7a7a\u683c\u4f5c\u4e3a\u5206\u9694\u7b26\u6765\u8fde\u63a5firstname\u548clastname\u3002 \u5b9e\u4f8b\u6f14\u793a \u4e0d\u96be\u53d1\u73b0\uff0c\u4f7f\u7528concat()\u51fd\u6570\u548cconcat_ws()\u51fd\u6570\u8bed\u53e5\u975e\u5e38\u76f8\u4f3c\uff0c\u5408\u7406\u9009\u62e9\u4f1a\u8ba9\u4ee3\u7801\u663e\u5f97\u66f4\u52a0\u7b80\u6d01\u3001\u6613\u4e8e\u7ef4\u62a4\u3002 \u793a\u4f8b \u5047\u8bbe\u6709\u4e00\u4e2a\u7528\u6237\u8868\u683c\uff0c\u5176\u4e2d\u5305\u542bid\u3001firstname\u548clastname\u5b57\u6bb5\uff0c\u9700\u8981\u4f7f\u7528concat()\u51fd\u6570\u5c06firstname\u548clastname\u62fc\u63a5\u6210\u7528\u6237\u540d\u5e76\u8fdb\u884c\u67e5\u8be2\u3002\u5047\u8bbe\u8981\u67e5\u627e\u7528\u6237\u540d\u4e3a\u201cJohn Smith\u201d\u7684\u7528\u6237\uff0c\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff1a $User = M(‘User’);$User->where(“concat(firstname,’ ‘,lastname)=’John Smith’”)->find(); \u800c\u4f7f\u7528concat_ws()\u51fd\u6570\uff0c\u540c\u6837\u7684\u64cd\u4f5c\u53ef\u4ee5\u66f4\u52a0\u6e05\u6670\uff1a $User = M(‘User’);$User->where(“concat_ws(‘ ‘,firstname,lastname)=’John Smith’”)->find(); \u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\uff0cconcat()\u51fd\u6570\u548cconcat_ws()\u51fd\u6570\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\uff0c\u7279\u522b\u662f\u5728\u67e5\u8be2\u548c\u66f4\u65b0\u6570\u636e\u5e93\u65f6\u3002\u5f00\u53d1\u8005\u4eec\u53ef\u4ee5\u5145\u5206\u5229\u7528\u5b83\u4eec\u7684\u529f\u80fd\uff0c\u8ba9\u81ea\u5df1\u7684\u4ee3\u7801\u66f4\u52a0\u6574\u6d01\u3001\u7b80\u5355\u548c\u6613\u4e8e\u7ef4\u62a4\u3002 \u4ee5\u4e0a\u5c31\u662f\u4e00\u6587\u8be6\u89e3thinkphp concat\u7528\u6cd5\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/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-22456","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/22456","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=22456"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/22456\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=22456"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=22456"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=22456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}