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Linux自学第23天

  • 2026-06-27 15:31:35
Linux自学第23天

[图片]点击上方蓝字关注我们[图片]Shell 函数linux shell 可以用户定义函数，然后在shell脚本中可以随便调用。shell中函数的定义格式如下：[ function ] funname [()]{ action; [return int;] }说...

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  1. 请求信息 : 2026-07-02 23:26:55 HTTP/2.0 GET : https://f.mffb.com.cn/a/500677.html
  2. 运行时间 : 0.363683s [ 吞吐率：2.75req/s ] 内存消耗：4,882.16kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=5d8dd274afe7684ab3370d5a219c9e31
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  1. CONNECT:[ UseTime:0.000865s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001707s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.003324s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.007382s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001725s ]
  6. SELECT * FROM `set` [ RunTime:0.008437s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000971s ]
  8. SELECT * FROM `article` WHERE `id` = 500677 LIMIT 1 [ RunTime:0.008988s ]
  9. UPDATE `article` SET `lasttime` = 1783006015 WHERE `id` = 500677 [ RunTime:0.019642s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.000416s ]
  11. SELECT * FROM `article` WHERE `id` < 500677 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000498s ]
  12. SELECT * FROM `article` WHERE `id` > 500677 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.012417s ]
  13. SELECT * FROM `article` WHERE `id` < 500677 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.048109s ]
  14. SELECT * FROM `article` WHERE `id` < 500677 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.014399s ]
  15. SELECT * FROM `article` WHERE `id` < 500677 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.041894s ]
0.365935s