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看看这段代码
var x=2E-7 console.log(x);
当我运行它时,结果将是 2E-7 而不是 20000000
为什么?是错误还是其他?
2E-7 是 2 * 10^-7
又名 0.0000002
2E7 是 2 * 10^7
又名 20000000