関連ワード:  bash remove whitespace from beginning of string    bash remove whitespace from end of string    bash remove whitespace from beginning of line    bash remove spaces from end of string    bash remove all spaces from beginning of string    bash remove spaces from beginning of line    linux remove whitespace from beginning of line    bash remove whitespace from end of line    sed remove whitespace from beginning of line    bash remove spaces from beginning and end of string  
結果 : bash remove whitespace from beginning of string