Jquery textbox value checking

Question

How to check the textbox value is string or integer in jquery

if ($('#TournamentFee').is(NaN)) {
  alert("String");
} else {
  alert("Int");
}

A similar answer has been posted here.
http://stackoverflow.com/questions/6466709/check-whether-a-textbox-value-is-numeric-or-string — Devendra Lattu, Dec 13 '13 at 14:45

score 2 · Answer 1 · answered Dec 13 '13 at 14:43

2

You could use:

$.isNumeric($('#TournamentFee').val())

Fiddle

Using jQuery's .isNumeric()

answered Dec 13 '13 at 14:43

Sergio

28,539
11
85
132

score 1 · Accepted Answer · answered Dec 13 '13 at 14:43

1

try this:

function isNumber(n) {
    n = n.replace(',','.');
    return !isNaN(parseFloat(n)) && isFinite(n);
}

var str = $('#TournamentFee').val();

if (!isNumber(str) {
  alert("String");
} else {
  alert("Int");
}

answered Dec 13 '13 at 14:43

Alessandro Minoccheri

35,521
22
122
171

Jquery textbox value checking

2 Answers2