Discussions Q&R
can someone explain the x.length-1 in this program and why sum ends up to be 7?
var x=[1,4,2,1];
var sum=0;
for (i=0;i<x.length-1;i++){
sum+=x[i];
}
document.write(sum)
1 Vote
2 Réponses
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0 Vote
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1 Vote
2 Réponses
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-1 Vote
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