34 lines
775 B
JavaScript
34 lines
775 B
JavaScript
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(function($) {
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$.fn.counter = function() {
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return this.each(function() {
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var counter = $(this);
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if(counter.data('counter')) {
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return counter;
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}
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var field = counter.parent('.field').find('.input');
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var length = $.trim(field.val()).length;
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var max = field.data('max');
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var min = field.data('min');
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field.keyup(function() {
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length = $.trim(field.val()).length;
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counter.text(length + (max ? '/' + max : ''));
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if((max && length > max) || (min && length < min)) {
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counter.addClass('outside-range');
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} else {
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counter.removeClass('outside-range');
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}
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}).trigger('keyup');
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counter.data('counter', true);
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});
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};
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}(jQuery));
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