为什么我的 bash PS1 提示在同一行上书写

Question

export PS1="\e[32;40m\]\$?\[\e[35;40m\]\$(date +%d%H%M)\[\e[36;40m\]\W>\[\e[38;5;113;40m\]"

不在行尾和同一行返回...

Answer 1

 export PS1="\[\e[32;40m\]\$?\[\e[35;40m\]\$(date +%d%H%M)\[\e[36;40m\]\W>\[\e[38;5;113;40m\]"

ps1 开头缺少 [