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posted @ 2021-10-08 16:45
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posted @ 2021-10-08 16:43
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摘要:
1.判断是否包含汉字 String s1 = "你好"; String s2 = "abf-09.c<"; String s3 = "你好java.?"; System.out.println((s1.getBytes().length == s1.length())?"s1无汉字":"s1有汉字" 阅读全文
posted @ 2021-10-08 16:18
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