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bash is_true function
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| is_true() { | |
| local var=${1,,} | |
| case $var in | |
| yes|y|true|t|on|1) return 0 ;; | |
| esac | |
| return 1 | |
| } | |
| is_true "true"; echo $? | |
| # 0 | |
| is_true "YES" && echo "true" | |
| # true | |
| is_true "false"; echo $? | |
| # 1 |
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