#!binbashTIME=$date +Ymd-HMScp optjavaconfigapplicationyaml optjavaconfigapplicationyaml-$TIME检查语法错误
#!/bin/bash TIME=$(date "+%Y%m%d-%H%M%S") cp /opt/java/config/application.yaml /opt/java/config/application.yaml-"${TIME}"
检查语法错误
bash -n script.sh
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