diff 文件的使用（patch）

hz@h:~/Project/work/common-gui/webgui$vi 8cea6.diff

diff a/webgui/libs/core-pm/monitor-app/src/lib/services/pm-data.service.ts b/webgui/libs/core-pm/monitor-app/src/lib/services/pm-data.service.ts

index 99c34e3..c225200 100755

--- a/webgui/libs/core-pm/monitor-app/src/lib/services/pm-data.service.ts

+++ b/webgui/libs/core-pm/monitor-app/src/lib/services/pm-data.service.ts

hz@h:~/Project/work/common-gui/webgui$ patch -p 2 -i 8cea6.diff   (-p 2指跳过两级路径，即只用diff 文件里的libs/core-pm, 因现在处于weigui目录下)