Re: traversing multi-dimensional arrays

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What is the best way to do this?  I have two arrays:

$cars=array("ford","chevy");
$models=array("ford"=>array("ranger","escape"),"chevy"=>array("malibu","tahoe"));

Why do you even need the $cars array? Wouldn't this work?

foreach($models as $car => $model_array) {
  foreach($model_array as $key => $model) {
    print "The car is a $car $model";
  }
}

If you know what manufacturer you want ('ford' or 'chevy') then you can just get the models for that by doing this:

$car = 'ford';
foreach($models[$car] as $key => $model) {
  print "The car is a $car $model";
}


- Jamie

then I need to traverse both arrays:

foreach ($cars as $car){
//now I need to get into the models array and echo out all of the
models that
//coincide with the specific car so it should print
out ford-ranger
//I basically want to do this but can't
//how can I get into this second array without looping
through the whole thing each time?
foreach($cars[$car] as $model){
}


		  }

Thanks!


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