摘要:统一转成大写:ch & 0b11011111 简写:ch & 0xDF 统一转成小写:ch | 0b00100000 简写:ch | 0x20
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posted @ 2021-05-18 11:38
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05 2021 档案
摘要:统一转成大写:ch & 0b11011111 简写:ch & 0xDF 统一转成小写:ch | 0b00100000 简写:ch | 0x20
阅读全文
posted @ 2021-05-18 11:38
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