continue
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Causes the remaining portion of the enclosingfor,range-for,while ordo-while loop body to be skipped.
Used when it is otherwise awkward to ignore the remaining portion of the loop using conditional statements.
Contents |
attr (optional)continue ; | |||||||||
Thecontinue
statement causes a jump, as if bygoto to the end of the loop body (it may only appear within the loop body offor,range-for,while, anddo-while loops).
More precisely,
Forwhile loop, it acts as
while(/* ... */){// ...continue;// acts as goto contin;// ... contin:;}
Fordo-while loop, it acts as:
do{// ...continue;// acts as goto contin;// ... contin:;}while(/* ... */);
Forfor andrange-for loop, it acts as:
for(/* ... */){// ...continue;// acts as goto contin;// ... contin:;}
#include <iostream> int main(){for(int i=0; i<10;++i){if(i!=5)continue;std::cout<< i<<' ';// this statement is skipped each time i != 5}std::cout<<'\n'; for(int j=0;2!= j;++j)for(int k=0; k<5;++k)// only this loop is affected by continue{if(k==3)continue;// this statement is skipped each time k == 3:std::cout<<'('<< j<<','<< k<<") ";}std::cout<<'\n';}
Output:
5(0,0) (0,1) (0,2) (0,4) (1,0) (1,1) (1,2) (1,4)
C documentation forcontinue |