Prototype pollution defense: One test patches Object.prototype.then to intercept promise resolutions, then verifies that pipeTo() and tee() operations don't leak internal values through the prototype chain. This tests a security property that only exists because the spec's promise-heavy internals create an attack surface.
There’s a special case here: if the map contains a register at the given key, but the register contains null, the map is considered to not contain the key.
Ten-year-old Honey Cooper spends part of the day learning about fractions and the solar system as a fourth grader at Kimbark Elementary School—and the rest of it as a dual-enrolled student at San Bernardino Valley College, taking a college-level art class.。PDF资料对此有专业解读
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看得出来，大家对于屏幕素质的重视程度依然非常在线。
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