From 77ba41a84a756487d12a45d0cb75a186af607d15 Mon Sep 17 00:00:00 2001 From: armink Date: Sat, 31 Jan 2015 12:01:27 +0800 Subject: [PATCH] =?UTF-8?q?1=E3=80=81=E3=80=90=E4=BF=AE=E6=94=B9=E3=80=91r?= =?UTF-8?q?eadme=E6=96=87=E6=A1=A3=E4=B8=AD=E4=B8=80=E5=A4=84=E6=9C=AA?= =?UTF-8?q?=E5=AF=B9=E9=BD=90=E9=97=AE=E9=A2=98?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: armink --- README.md | 3 +++ 1 file changed, 3 insertions(+) diff --git a/README.md b/README.md index 175f073..5579afe 100644 --- a/README.md +++ b/README.md @@ -103,8 +103,11 @@ char *flash_get_env(const char *key) #### 3.2.4 设置环境变量 使用此方法可以实现对环境变量的增加、修改及删除功能。(注意:此处的环境变量指代的已加载到内存中的环境变量) + **增加** :当环境变量表中不存在该名称的环境变量时,则会执行新增操作; + **修改** :入参中的环境变量名称在当前环境变量表中存在,则把该环境变量值修改为入参中的值; + **删除** :当入参中的value为空时,则会删除入参名对应的环境变量。 ```C