javascript, jQuery - check if value exists in array

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Answers


var codes = ["US-AL", "US-AZ", ... ];


if($.inArray(code, codes) > -1){
    //do something    
}

UPDATE: Incorporating @Deestan's suggestion, this could be re-written as..

function isValidCode(code){
    return ($.inArray(code, codes) > -1);
}

Yep

array.indexOf(searchElement[, fromIndex])


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