dup_dup2介绍

[{"title":"（ 7 个子文件 9KB ） dup_dup2介绍","children":[{"title":"01_dup_dup2","children":[{"title":"demp_dup2.c <span style='color:#111;'> 1.07KB </span>","children":null,"spread":false},{"title":"dup_2 <span style='color:#111;'> 7.17KB </span>","children":null,"spread":false},{"title":"test.txt <span style='color:#111;'> 21B </span>","children":null,"spread":false},{"title":"dup_2.c <span style='color:#111;'> 1.29KB </span>","children":null,"spread":false},{"title":"demp_dup2 <span style='color:#111;'> 7.18KB </span>","children":null,"spread":false},{"title":"dup_1.c <span style='color:#111;'> 790B </span>","children":null,"spread":false},{"title":"dup_1 <span style='color:#111;'> 7.21KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]