import javax.swing.*; public class 2 { public static void main(String[] args) { boolean b; String a; b = false; a = JOptionPane.showMessageDialog(null, "b is "+ b); System.exit(0); } } I always get the error message "void cannot be converted to String". Thanks in advance!
给你下面这段代码，和你上面的功能一样。至于你上面的错误，等找到电脑了给你回答！#include<stdio.h> include<ctype.h> include<string.h> int main(){ int i,array_lenth;//存放字符串长度 char str_array[50];gets(str_array);//给字符串取值 array_lenth=strlen(str_array);//求字符串...
如果是这样，那么LeetCode的编译器会告诉你，你的函数当前被定义为返回一个void结果，这是不期望的。因...
arose hips seed oil 野玫瑰果菜籽油[translate] aTHIS ID OUR NEW CLASSMALT 正在翻译,请等待... [translate] aExpressions of type void cannot be converted to other types 类型空隙表示不可能被转换成其他类型[translate]
它是否是差错或您是否真正地改变了方式,如果付款?[translate] achinesse decoration or small thing made by hand 用手做的chinesse装饰或小事[translate] a人间四月 World in April[translate] aExpressions of type void cannot be converted to other types 类型空隙表示不可能被转换成其他类型[translate]...
I having a problem which I'm not able to resovle. I try to dereference a void pointer but I always get a C2440 error. It says: 'static_cast':void* cannot be converted in wqueue<T>. I tried different cast ways but I always get the same error. As far as I found out I should...
(177) : error C2440: '=' : cannot convert from 'void' to 'struct LNode *' Expressions of type void cannot be converted to other types C:\Users\zjjcl\Desktop\LinkList.c 分享2赞 c语言吧 奋进中的小白 在线跪求各位前辈指点本人小白,一点基础都没有,刚开始学C语言,用的是VS2010学习版系统...
@程序员健身的答案是LLM产生的无意义文字，这属于是相当给面子的说法了，另一种选择是那段答案是该用户...
C++ - error: invalid conversion from ‘void*’ to ‘void, (void *) &functionA will cast your function pointer functionA which is of type void (*) (void*) to a simple void*. The later can't be converted to the first again, so the compiler reports an error. This is one of the ...
BC30311: Value of type 'String' cannot be converted to 'System.Web.UI.WebControls.Label'. BC39456: 'Settings' is not a member of 'My' Error Best FREE Rich Text Editor? Best method to send data from code-behind to javascript and return a value Best practice for key names in redis ...