Christopher Bennage

A friend was reviewing the last post and he asked two questions about this JavaScript snippet:

var entityIndex = entities.length - 1;
for (; entityIndex != 0; entityIndex--) {
entities[entityIndex].draw(ctx);
}



Why am I initializing entityIndex outside the loop?
Why do I compare entityIndex to 0?



Initializing Outside

The answer to the first question is really just personal readability (well, perhaps a sm

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