Shell Scripting - 检查java bin

Abh*_*hek 2 java unix shell

在unix机器上,如何编写shell脚本来检查$ PATH env中是否包含'java bin'目录.变量?

Mic*_*zek 7

它可能最简单which:

which java || exit 1
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Pau*_*lin 7

if which java >/dev/null 2>&1 ; then
  echo yes
fi
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