Shell script implementation randomly sampled class students

Tag:style   date    Implementation    bin   nbsp    and    extracting    cti   bsp   

#/bin/bashfunction  rand () {min=$1Max=$ ($2-$min +1 ) num=$ (date +%s%N)Echo $ (($num% $max +$min))}rnd1  the  ) JW=(Wang Hao Shein Huang Yang Hoxing Yu Hu Jiang Chang bin Liu Dao Dengbellin Yang Judong Shi Jingxian Yusio Honsen Yang Dong Zheng Shaowen Liu Willingahau Lo Jinhui Manna Autumn Huang Tinghui Jie to Wisdom Shane will Lo Hongchong Kaiyu Wang Shipo Zhang Zhengming Chaixiaoai Gu Ai Zhou Yuhao Zeng Rong Qualin Shadan Liupo)echo  ${jw[$rnd]}~

Shell script implementation randomly sampled class students