为什么设置环境变量老是有问题？

koala114

我设置的是/etc/profile
[PHP]
export JAVA_HOME=/root/SoftWare/j2sdk1.4.2_05
export JRE=$(JAVA_HOME)/jre
export CLASSPAHT=$JAVA_HOME/libJRE/lib:.
export PATH=$PATHJAVA_HOME/binJRE/bin:.

[/PHP]
登陆是显示
-bash: JAVA_HOME:command not found

hantsy

echo $JAVA_HOME

frenzy

最初由 koala114 发表
我设置的是/etc/profile
[PHP]
export JAVA_HOME=/root/SoftWare/j2sdk1.4.2_05
export JRE=$(JAVA_HOME)/jre
export CLASSPAHT=$JAVA_HOME/libJRE/lib:.
export PATH=$PATHJAVA_HOME/binJRE/bin:.

[/PHP]
登陆是显示
-bash: JAVA_HOME:command not found

export JRE=${JAVA_HOME}/jre

wangyin

最初由 koala114 发表
我设置的是/etc/profile
[PHP]
export JAVA_HOME=/root/SoftWare/j2sdk1.4.2_05
export JRE=$(JAVA_HOME)/jre
export CLASSPAHT=$JAVA_HOME/libJRE/lib:.
export PATH=$PATHJAVA_HOME/binJRE/bin:.

[/PHP]
登陆是显示
-bash: JAVA_HOME:command not found

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export JRE=$(JAVA_HOME)/jre ?