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C 字符串 strrchr() 函数

❮ 字符串函数


例子

获取指向字符串中字符最后一次出现的指针

char myStr[] = "Hello World";
char * myPtr1 = strchr(myStr, 'o');
char * myPtr2 = strrchr(myStr, 'o');
cout << "First: " << myPtr1 << "\n";
cout << " Last: " << myPtr2 << "\n";
自己试试 »

定义和用法

strrchr() 函数返回一个指向字符串中字符最后一次出现的指针。

strrchr() 函数在 <string.h> 头文件中定义。

注意: 要查找字符串中字符的第一次出现,请使用 strchr() 函数。


语法

strrchr(char * str, int character);

参数值

参数 描述
str 必需。指向正在搜索的字符串的指针。
character 必需。要搜索的字符。也可以使用字符的 ASCII 值。

技术细节

返回值 一个 char 类型指针,指向在字符串中找到字符的位置,如果未找到字符,则返回 NULL。

❮ 字符串函数


相关页面

C 字符串教程

C 字符串函数教程


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