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Make the character-limited textarea more intuitive #8

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Make the character-limited textarea more intuitive #8

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3 changes: 2 additions & 1 deletion index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -159,7 +159,8 @@ <h1>Textarea <span style="font-weight: normal;">awesomeness</span></h1>
<div class="row-fluid">
<div class="span6 offset3">
<div class="form-group">
<textarea id="countTextarea" placeholder="Start typing.." rows="4"></textarea>
<textarea id="countTextarea" placeholder="Start typing.." rows="4" maxlength="100"></textarea>
<p class="pull-right" style="color: rgb(248, 248, 248); margin-right: -20px;"><span id="characterCounter"></span> characters remaining</p>
</div>
</div>
</div>
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21 changes: 13 additions & 8 deletions js/demo.js
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Original file line number Diff line number Diff line change
Expand Up @@ -137,13 +137,18 @@ document.getElementById("saveButton").onclick = function() {
}

var textareaCount = document.getElementById("countTextarea");
textareaCount.onkeyup = function() {
//console.log(this.value.length);
var characterCounter = document.getElementById("characterCounter");

function countCharacters() {
var prgjs = progressJs("#countTextarea").setOptions({ theme: 'blackRadiusInputs' }).start();

var length = textareaCount.value.length;
var maxLength = textareaCount.getAttribute("maxlength");
var progress = length / maxLength * 100;

prgjs.set(progress);
characterCounter.textContent = maxLength - length;
}

if (this.value.length <= 100) {
prgjs.set(this.value.length);
} else {
this.value = this.value.substring(0 ,100);
}
};
textareaCount.onkeypress = textareaCount.onkeyup = countCharacters;
countCharacters();