定义属性有什么好处?
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<!--定义自定义属性-->
<properties>
<spring.version>5.2.10.RELEASE</spring.version>
<junit.version>4.12</junit.version>
</properties>
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<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
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<!--定义自定义属性-->
<properties>
<spring.version>5.2.10.RELEASE</spring.version>
<junit.version>4.12</junit.version>
<jdbc.url>jdbc:mysql://127.0.0.1:3306/ssm_db</jdbc.url>
</properties>
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jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=${jdbc.url}
jdbc.username=root
jdbc.password=root
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<build>
<resources>
<resource>
<directory>${project.basedir}/src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
</build>
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<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
<version>3.2.3</version>
<configuration>
<failOnMissingWebXml>false</failOnMissingWebXml>
</configuration>
</plugin>
属性列表
项目开发的版本可以分为哪几种?
SNAPSHOT(快照版本)
RELEASE(发布版本)