Processing Individual Lines of a Textarea

1.9.processing_individual_lines_of_a_textarea.js

// get textarea string and split on new lines
var txtBox = document.getElementById("inputbox");
var lines = txtBox.value.split("\n");

// generate HTML version of text
var resultString = "<p>";
for (var i = 0; i < lines.length ; i++) {
  resultString += lines[i] + "<br />";
}
resultString += "</p>";

// print out last line to page
var blk = document.getElementById("result");
blk.innerHTML = resultString;