我有一个错误,我无法找到一个方法来解决它。我得到这个错误运行程序时为什么会出现错误?
异常在 ConsoleApplication3.exe在0x504A3E6C(ucrtbased.dll)抛出:0000005:访问冲突读取位置 0x0047617A。在第11行
#include "Entities.h"
#include<assert.h>
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
Expense* createExp(int nr_ap, float price, char* type) {
Expense *e = malloc(sizeof(Expense));
e->nr_ap = nr_ap;
e->price = price;
e->type = malloc(sizeof(char)*strlen(type) + 1); #Here is the problem.
strcpy(e->type, type);
return e;
}
void destroy(Expense *e) {
free(e->type);
free(e);
}
int getAp(Expense *e) {
return e->nr_ap;
}
float getPrice(Expense *e) {
return e->price;
}
char* getType(Expense *e) {
return e->type;
}
/*
Create a copy
*/
Expense *copyExp(Expense *e) {
return createExp(e->nr_ap, e->price, e->type);
}
void testCreateExp() {
Expense *e = createExp(10, 120, 'Gaz');
assert(getAp(e) == 10);
assert(getPrice(e) == 12);
assert(getType(e) == "Gaz");
destroy(e);
}
int main() {
testCreateExp();
}
您的意思是:'Expense * e = createExp(10,120,“Gaz”);'? –
^你的编译器应该给出一个错误,如果你在标准符合模式下调用 –
另外,这个assert(getType(e)==“Gaz”)断言并没有做你认为它正在做的事情。它总是会失败。 – AnT