continue?

 
hi guys i always see codes with continue at the end. what exactly it does? i coded some not complicated EA but i dont used it. I try to read in google but i cant really understand why you have to put it. What help will it add on my EA? Here is an example

 if( ( OrderMagicNumber() != magic25 ) || ( OrderSymbol() != symbol25 ) ) continue;
 

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Operators - Language Basics - MQL4 Reference

continue operator

Passes control to the beginning of the nearest external loop operator while, do-while or for

 
 if( ( OrderMagicNumber() != magic25 ) || ( OrderSymbol() != symbol25 ) ) continue;
Don't use negative logic.
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