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单选题
varx=“Iamglobalx”;vary=“Iamglobaly”;functionfoo(){vary=x=“Hellofromfoo”;}foo();执行上面的代码后,x、y的值分别是多少()。
A

抛出SyntaxError错误

B

x=Hellofromfoo;y=Iamglobaly

C

x=Iamglobalx;y=Iamglobaly

D

x=Hellofromfoo;y=Hellofromfoo


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