错误消息 "operator '==' has no left operand" 指的是在使用比较运算符 == 时,其左侧没有有效的操作数(operand)。换句话说,编译器在尝试解析包含 == 的表达式时,发现其左侧缺少必要的变量或值来进行比较。 可能导致该错误的情况 语法错误:可能是在编写代码时,不小心遗漏了某个变量名或表达式。 拼写错误:变...
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waterdeng changed the title What result in build error util.h:139:26: error: operator '==' has no left operand #elif EVENT__SIZEOF_LONG == 4? What results in build error util.h:139:26: error: operator '==' has no left operand #elif EVENT__SIZEOF_LONG == 4? Nov 28, 2016 ...
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a应该需要变更的申请和评审 Should need to change application and appraisal[translate] aintegral hydraulic 缺一不可水力[translate] aerror C2296: '%' : illegal, left operand has type 'int (__cdecl *)(void)' 正在翻译,请等待... [translate]...
a'&' : illegal, left operand has type 'char [9]' ‘&’ : 非法,左操作数有类型‘炭灰[9)’[translate] a公司秉承“资源有限、 循环无限”的发展理念,以“消除污染、再造资源”为己任,推行“由循环而经济,实现企业价值、环境价值和社会责任的和谐统一”的循环产业文化。[translate] ...
for( ; ; )是分号，不是逗号。
DTS_E_XMLTASK_MISSINGSECONDOPERAND Field DTS_E_XMLTASK_MISSINGSOURCE Field DTS_E_XMLTASK_MISSINGSRCDOCATTRIBUTE Field DTS_E_XMLTASK_MORETHANONENODEMATCHED Field DTS_E_XMLTASK_NODEFAULTOPERTION Field DTS_E_XMLTASK_NOELEMENTFOUND Field DTS_E_XMLTASK_NOMATCHINGNODE Field DTS_E_XMLTASK_NOSCHEMAFO...
DTS_E_XMLTASK_MISSINGSECONDOPERAND 欄位 DTS_E_XMLTASK_MISSINGSOURCE 欄位 DTS_E_XMLTASK_MISSINGSRCDOCATTRIBUTE 欄位 DTS_E_XMLTASK_MORETHANONENODEMATCHED 欄位 DTS_E_XMLTASK_NODEFAULTOPERTION 欄位 DTS_E_XMLTASK_NOELEMENTFOUND 欄位 DTS_E_XMLTASK_NOMATCHINGNODE 欄位 DTS_E_XMLTASK_NOSCHEMAFO...
#include <math.h> using namespace std; void main() { int a=2,b=1,i; int c,n=3,k=2; double s,s1,s2,m=5; cout<<"请输入需要计算的项数:"; cin>>c; for(i=0;i<c;i++) { s1=((pow(((1+sqrt(m))/2),n)/sqrt(m))-((pow((1-sqrt(m))/2),...