Qualtrics: Display count of words in a text entry box. Option to limit number of words. #qualtrics #js #jq #text #count #word #limit

displayTextInputWordCount.js

Qualtrics.SurveyEngine.addOnload(function() {
	var maxWords = 0; //update as needed, 0=no limit
	var q = jQuery("#"+this.questionId);
	var input = q.find(".InputText");
	input.after("<div style='font-size:0.8em;float:right'>Word count: <span class='wordCount'>0</span><span class='maxWords'></span></div>");
	var display = q.find(".wordCount");
	if(maxWords > 0) q.find('.maxWords').text("/"+maxWords);
	countWords(input.get(0));
	input.on("input", function() { countWords(this) });
	input.blur(function() { this.value = this.value.trim(); });

	function countWords(el) {
		if(el.value.length > 0) {
			if(maxWords > 0) {
				if(el.value.match(/\S+/g).length > maxWords) el.value = el.value.replace(/(\s+)\S+$/,"$1");
			}
			display.text(el.value.match(/\S+/g).length);
		}
		else display.text("0");
	}
});

God bless this author!!!

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