bash read
只要按下一个字符进行回答,read命令立即接受输入并将其传给变量,无需按回车键。只接收2个输入就退出:#!/bin/bashread-n2-p ...,2017年5月8日—readreturnsafterreadingexactlyncharscharactersratherthanwaitingforacompletelineofinput,unlessEOFisencounteredor...
read Man Page
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Readonelinefromthestandardinput,(orfromafile)andassigntheword(s)tovariablename(s).Syntaxread[-ers][-aaname][-ddelim][-itext][-n ...
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