java如何将从文件中读取的字符串按照指定符号拆分开来 如何根据java根据指定的字符,分割字符串?
java\u8bfb\u53d6\u4e00\u4e2atxt\u6587\u4ef6\u540e\u600e\u4e48\u6309\u91cc\u9762\u4ee5\u67d0\u4e9b\u7279\u5b9a\u5b57\u7b26\u5206\u5272\u5f00\u5e76\u8f93\u51fa,\u8bfb\u53d6\u7684\u6587\u4ef61m\u4ee5\u4e0a\u3002\u3002\u3002\u3002\u5728\u7ebf\u7b49\u3002\u3002\u3002\u4f60\u662f\u8981\u5206\u5272\u4e48\uff1f \u90a3\u76f4\u63a5 \u7528split()\u65b9\u6cd5\u554a \u6bd4\u8f83\u7528 \uff0c \u5206\u5f00 \u5c31\u662f .split(",");\u76f4\u63a5\u5206\u5230\u4e00\u4e2a\u6570\u7ec4
\u6216\u8005\u4f60\u4e00\u5b9a\u8981\u7528indexOf \u4f60\u53ea\u80fd\u7528\u5faa\u73af \u6765\u5b9e\u73b0\u4e86
\u6839\u636ejava\u6839\u636e\u6307\u5b9a\u7684\u5b57\u7b26\uff0c\u5206\u5272\u5b57\u7b26\u4e32\u7684\u65b9\u6cd5\u662f\uff1aString temp[]=result.split(",");
\u5b57\u7b26\u4e32\u5206\u5272--java\u4e2dString.split()\u7528\u6cd5\uff1a
1\u3001\u201c.\u201d\u548c\u201c|\u201d\u90fd\u662f\u8f6c\u4e49\u5b57\u7b26\uff0c\u5fc5\u987b\u5f97\u52a0"\\";
\u5982\u679c\u7528\u201c.\u201d\u4f5c\u4e3a\u5206\u9694\u7684\u8bdd\uff0c\u5fc5\u987b\u662f\u5982\u4e0b\u5199\u6cd5\uff1aString.split("\\."),\u8fd9\u6837\u624d\u80fd\u6b63\u786e\u7684\u5206\u9694\u5f00\uff0c\u4e0d\u80fd\u7528String.split(".");
\u5982\u679c\u7528\u201c|\u201d\u4f5c\u4e3a\u5206\u9694\u7684\u8bdd\uff0c\u5fc5\u987b\u662f\u5982\u4e0b\u5199\u6cd5\uff1aString.split("\\|"),\u8fd9\u6837\u624d\u80fd\u6b63\u786e\u7684\u5206\u9694\u5f00\uff0c\u4e0d\u80fd\u7528String.split("|");
2\u3001\u5982\u679c\u5728\u4e00\u4e2a\u5b57\u7b26\u4e32\u4e2d\u6709\u591a\u4e2a\u5206\u9694\u7b26\uff0c\u53ef\u4ee5\u7528\u201c|\u201d\u4f5c\u4e3a\u8fde\u5b57\u7b26\uff0c\u6bd4\u5982\uff1a\u201cacount=? and uu =? or n=?\u201d,\u628a\u4e09\u4e2a\u90fd\u5206\u9694\u51fa\u6765\uff0c\u53ef\u4ee5\u7528\u3000String.split("and|or");
3\u3001public String[] split(String regex,int limit)\u6839\u636e\u5339\u914d\u7ed9\u5b9a\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u6765\u62c6\u5206\u6b64\u5b57\u7b26\u4e32\u3002\u6b64\u65b9\u6cd5\u8fd4\u56de\u7684\u6570\u7ec4\u5305\u542b\u6b64\u5b57\u7b26\u4e32\u7684\u6bcf\u4e2a\u5b50\u5b57\u7b26\u4e32\uff0c\u8fd9\u4e9b\u5b50\u5b57\u7b26\u4e32\u7531\u53e6\u4e00\u4e2a\u5339\u914d\u7ed9\u5b9a\u7684\u8868\u8fbe\u5f0f\u7684\u5b50\u5b57\u7b26\u4e32\u7ec8\u6b62\u6216\u7531\u5b57\u7b26\u4e32\u7ed3\u675f\u6765\u7ec8\u6b62\u3002\u6570\u7ec4\u4e2d\u7684\u5b50\u5b57\u7b26\u4e32\u6309\u5b83\u4eec\u5728\u6b64\u5b57\u7b26\u4e32\u4e2d\u7684\u987a\u5e8f\u6392\u5217\u3002\u5982\u679c\u8868\u8fbe\u5f0f\u4e0d\u5339\u914d\u8f93\u5165\u7684\u4efb\u4f55\u90e8\u5206\uff0c\u5219\u7ed3\u679c\u6570\u7ec4\u53ea\u5177\u6709\u4e00\u4e2a\u5143\u7d20\uff0c\u5373\u6b64\u5b57\u7b26\u4e32\u3002
您好:
JAVA中字符串拆分,一般使用 split方法,参数是使用拆分的字符串,返回值是 拆分后的结果数组。比如您写的内容,使用方法的方式为: String[] args = str.split("#\\+#"); 其中+号为特殊字符,需要转义。
具体代码及运行结果如下:
拆分通过 split方法即可实现,需要注意是否包含特殊字符的情况。
供参考,希望对你有帮助!
String c[];c = str.split("&");
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