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carlossalas/index.js

Created January 10, 2014 18:33
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JS: Force Letter Only
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index.js
jQuery.fn.ForceLettersOnly = function() {return this.each(function() {$(this).keydown(function(e) {var key = e.charCode || e.keyCode || 0; var letter = String.fromCharCode(key); return ((key < 48 || key > 57) && (key < 96 || key > 105) || !letter.match(/[^a-zA-Z]/g)); }); }); };
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