shellの-cオプションについてUbuntuのsh(dash)、bash、zshはそれぞれ違う挙動をするBashZshshellshDash manコマンドで見てみるとこんな感じ。 For sh(dash) ubuntuの場合shはdashという軽量シェルにリンクしています Read commands from the command_string operand instead of from the standard input. Special 0 will be set from the command_name operand and the positional parameters (\$1, \$2, etc.) set from the remaining argument operands. For bash If the -c option is present,
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