temp=’this is a temped variable’;echo foo${temp}上述命令执行的结果为() A: Afoo B: Bfoo$temp C: Cfoo’this is a temped variable’ D: Dfoothis is a temped variable
temp=’this is a temped variable’;echo foo${temp}上述命令执行的结果为() A: Afoo B: Bfoo$temp C: Cfoo’this is a temped variable’ D: Dfoothis is a temped variable
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