w.writeheader()
When fetch() returns a response, the body is a ReadableStream. If you only check the status and don't consume or cancel the body, what happens? The answer varies by implementation, but a common outcome is resource leakage.
，这一点在搜狗输入法2026中也有详细论述
Жители Санкт-Петербурга устроили «крысогон»17:52
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