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Update solution.sh #82

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3 changes: 3 additions & 0 deletions read-env-variable-system-property/solution.sh
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Original file line number Diff line number Diff line change
@@ -1,8 +1,11 @@
#!/usr/bin/env sh
# 请在这里编写三条命令：
# 1. 导出一个环境变量AAA，值是"$A;"（不包含双引号）
echo Enviroment variable AAA:%AAA%
# 2. 在当前目录中，使用javac命令编译ReadEnvironmentVariableAndSystemProperty.java
javac ReadEnvironmentVariableAndSystemProperty.java
# 3. 在当前目录中，使用java命令运行ReadEnvironmentVariableAndSystemProperty，并传递系统属性（System property）BBB，值为'（一个单引号）
java ReadEnviromentVariableAndSystemProperty %BBB%
# 使得该java命令输出：
# Environment variable AAA: $A;
# System property BBB: '