javascript VALIDAR：SOLO NUMEROS Y PUNTO EN TXT

Posted 2021-05-03

var keycodesWithDot = {
                'backspace': 8,
                'delete': 46,
                'leftArrow': 37,
                'rightArrow': 39,
                'number1': 48,
                'number9': 57,
                'pad1': 96,
                'pad9': 105,
                'dot':190,
                'paDot':110
            };

function numbersAndDot(e) {
    var charCode = e.which ? e.which :
            (e.charCode ? e.charCode :
                    (e.keyCode ? e.keyCode : 0));
            
            console.log('charcode: ' + charCode);

    if ((charCode < keycodesWithDot.number1 || charCode > keycodesWithDot.number9) &&
                (e.keyCode < keycodesWithDot.pad1 || e.keyCode > keycodesWithDot.pad9) &&
            charCode !== keycodesWithDot.delete &&
            charCode !== keycodesWithDot.backspace &&
            charCode !== keycodesWithDot.leftArrow &&
            charCode !== keycodesWithDot.dot &&
            charCode !== keycodesWithDot.paDot &&
            charCode !== keycodesWithDot.rightArrow)
        e.preventDefault();
}