shell 单引号内解析变量
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| #!/bin/bash
test2="java/haoqipei"
test1="jjjjjjjjjj/bbbbb"
echo '{"kind":"deployments","namespace":"default","name":"qqipei","images":{"$test1":"$test1:$test2"}}'
echo '{"kind":"deployments","namespace":"default","name":"qqipei","images":{"'$test1'":"'$test1:$test2'"}}'
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执行结果如下
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| {"kind":"deployments","namespace":"default","name":"qqipei","images":{"$test1":"$test1:$test2"}}
{"kind":"deployments","namespace":"default","name":"qqipei","images":{"jjjjjjjjjj/bbbbb":"jjjjjjjjjj/bbbbb:java/haoqipei"}}
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外层单引号起到变量引用得作用