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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"

参考答案

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