Fill in visible inputs of type text or number on a page based on an array

formFillHelper

(function fillForms(){
	var dataArr = ["REG_NUMBER","POST_CODE","REG_NUMBER","POST_CODE"], dataIndex = 0, i, 
	allInputs = document.getElementsByTagName("input");
	for(i=0; i<allInputs.length; i++){
		if(allInputs[i].style.display !== "none" &&
		(allInputs[i].type==="text" || allInputs[i].type==="number" || allInputs[i].type==="tel")){
			if(dataIndex >= dataArr.length){
				return;
			}
			allInputs[i].value=dataArr[dataIndex];
			dataIndex++;
		}
	}
})();