JavaScript Break and Continue statements
In JavaScript, use the break and continue statements to jump out of the loop:
The function of the break statement is immediate Break out of the loop, that is, no longer execute all subsequent loops; the function of the
continue statement is to stop the executing loop and directly enter the next loop.
计算1+2+3 ... +98+99+100的值var total=0; <html> <head> <meta charset="utf-8"> <title>计算1+2+3 ... +98+99+100的值</title> </head> <body> <script language="JavaScript" type="text/javascript"> var total=0; for(var i=1; ;i++){ if(i>100){ break; } total+=i; continue; alert(i); } alert(total); </script> </body> </html>Next Section