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[php] $php –info phpinfo() PHP Version => 7.3.0RC3 System => Linux debian 4.17.0-3-amd64 #1 SMP Debian 4.17.17-1 (2018-08-18) x86_64 Build Date => Oct 15 2018 09:53:04 Server API => Command Line Interface Virtual Directory Support => disabled Configuration File (php.ini) Path => /etc/php/7.3/cli Loaded Configuration File => /etc/php/7.3/cli/php.ini Scan this dir for additional .ini files …
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$typeset -n gree=55 bash: typeset: 55′: invalid variable name for name reference $typeset -n 55=gree bash: typeset:55=gree’: not a valid identifier$typeset -n gree=pwd$echo $gree $echo $pwd $typeset -n vary=$?bash: typeset: `0′: invalid variable name for name reference$typeset vary=$?$echo $vary1$echo $vary1$echo $?0$echo $vary1$echo varyvary$echo $vary1$echo $vary1$echo $?0$typeset vary=$?$echo $vary0$ $typeset hello $echo $hello $echo $? 0 …
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$pushd upstream-kernel/ ~/upstream-kernel ~ $pwd /home/jeffrin/upstream-kernel $cd .. $pushd temp/ ~/temp ~ ~ $dirs ~/temp ~ ~ $dirs -l /home/jeffrin/temp /home/jeffrin /home/jeffrin $pwd /home/jeffrin/temp $pushd ../upstream-kernel/ ~/upstream-kernel ~/temp ~ ~ $dirs -l /home/jeffrin/upstream-kernel /home/jeffrin/temp /home/jeffrin /home/jeffrin $pushd ../testing/ ~/testing ~/upstream-kernel ~/temp ~ ~ $dirs -l /home/jeffrin/testing /home/jeffrin/upstream-kernel /home/jeffrin/temp /home/jeffrin /home/jeffrin $popd ~/upstream-kernel ~/temp ~ ~ …
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