python如何删除字符串中的某个字符 Python如何删除字符串的最后3个字符
\u5982\u4f55\u5728c++\u7684\u5b57\u7b26\u4e32\u4e2d\u5220\u9664\u67d0\u4e2a\u5b57\u7b26\u4e32\u5229\u7528C\u7684strstr\u51fd\u6570\u67e5\u627e\u5b57\u7b26\u4e32\uff0c\u7136\u540estrcpy\u62f7\u8d1d\u8986\u76d6\u5b83\u3002
#include
int main() {
char s1[] = "This string is used for testing strstr() function";
char s2[] = "used for";
char *s3;
s3 = strstr(s1, s2);
int p1 = s3-s1;
strcpy(s1+p1, s3+strlen(s2));
cout << s1 << endl;
return 0;
}
//\u8fd9\u91cc\u53ea\u5220\u9664\u4e86\u4e00\u5904\u5339\u914d\u7684\u5b57\u7b26\u4e32\uff0c\u5982\u679c\u6709\u591a\u5904\u5339\u914d\uff0c\u5219\u5faa\u73af\u5904\u7406\u3002
Python\u5220\u9664\u5b57\u7b26\u4e32\u7684\u6700\u540e3\u4e2a\u5b57\u7b26\u7684\u65b9\u6cd5\uff1a
1\u3001\u5148\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u6210\u5217\u8868\uff0c\u4e4b\u540e\u518d\u4fee\u6539\u5217\u8868\u4e2d\u7684\u5143\u7d20\u6765\u5b8c\u6210\uff0c\u901a\u8fc7list(r)\u6765\u5c06r\u5b57\u7b26\u4e32\u8f6c\u5316\u6210\u4e86\u4e00\u4e2a\u5217\u8868\u3002
2\u3001\u7136\u540e\u4fee\u6539\u5355\u4e2a\u5217\u8868\u7684\u5143\u7d20\uff0c\u5c06\u7b2c\u4e8c\u4e2a\u5143\u7d20d\u66ff\u6362\u6210\u4e86m\u3002
3\u3001\u6700\u540e\u901a\u8fc7join\u7684\u65b9\u6cd5\u628a\u5217\u8868\u4e2d\u7684\u5143\u7d20\u5408\u6210\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002
4\u3001\u901a\u8fc7python\u81ea\u5e26\u7684replace\u65b9\u6cd5\u76f4\u63a5\u5b8c\u6210\u66ff\u6362\uff0c\u5c06\u5b57\u7b26\u4e32\u4e2d\u7684\u5b57\u7b26a\u66ff\u6362\u6210\u4e86A\u3002
5\u3001\u5176\u6b21\u8fd9\u4e2areplace\u4e5f\u53ef\u4ee5\u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u7684\u591a\u4e2a\u5b57\u7b26\u3002
6\u3001replace\u65b9\u6cd5\u6bd4\u8f83\u8bd5\u7528\u4e8e\u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u7684\u591a\u4e2a\u76f8\u540c\u7684\u5b57\u7b26\uff0c\u66ff\u6362\u4e5f\u6bd4\u8f83\u7b80\u5355\u5feb\u6377\u3002
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