isnumeric Questions
5
Solved
I need to find the highest value from the database that satisfies a certain formatting convention. Specifically, I would like to find the highest value that looks like
EU999999 ('9' being any di...
Metal asked 24/2, 2010 at 21:14
26
Solved
I want to determine if a value is integer (like TryParse in .NET). Unfortunatelly ISNUMERIC does not fit me because I want to parse only integers and not every kind of number. Is there such thing a...
Harappa asked 9/5, 2012 at 14:6
11
Solved
I need to find out if a string is numeric in dart. It needs to return true on any valid number type in dart. So far, my solution is
bool isNumeric(String str) {
try{
var value = double.parse(str...
27
Solved
If I have these strings:
"abc" = false
"123" = true
"ab2" = false
Is there a command, like IsNumeric() or something else, that can identify if a string is a valid number?
3
Solved
I am attempting to do what should be very simple and check to see if a value in an Entry field is a valid and real number. The str.isnumeric() method does not account for "-" negative numbers, or "...
Thebes asked 15/6, 2015 at 21:32
12
Solved
This isn't a big issue for me (as far as I'm aware), it's more of something that's interested me. But what is the main difference, if any, of using is_numeric over preg_match (or vice versa) to val...
Norrisnorrv asked 4/10, 2011 at 14:48
3
Solved
I need to check whether the given text is numeric or not from the
function.
Creating function for isnumeric():
CREATE OR REPLACE FUNCTION isnumeric(text) RETURNS BOOLEAN AS $$
DECLARE x NUMERIC;...
Epigraphic asked 27/1, 2015 at 6:3
8
Solved
I have the following code that returns an error message if my value is invalid. I would like to give the same error message if the value given is not numeric.
IF(option_id = 0021) THEN
IF((value...
6
Solved
I am working on a program for my Visual Basic class and have a quick question. One of the things we were encouraged to do was to check to make sure the quantity entered in a text box is actually a ...
5
Solved
Does Progress 4GL have a function for testing whether a string is numeric, like PHP's is_numeric($foo) function?
I've seen the function example at http://knowledgebase.progress.com/articles/Articl...
Flagellum asked 10/10, 2013 at 13:53
3
Solved
I run a macro that copies tables from a PDF file and saves them on Excel.
some of the tables contain empty cells and in my analysis I need to know the number of cells that are empty.
I have a funct...
5
Solved
I noticed PHP is_numeric() accepts "E" as a number.
I have a string: "88205052E00" and I want the result to be: NOT numeric.
Here is the code which I tested.
<?php
$notnumber = '88205052E00';...
40
Solved
What is the best way to restrict "number"-only input for textboxes?
I am looking for something that allows decimal points.
I see a lot of examples. But have yet to decide which one to use.
Updat...
Eleemosynary asked 21/5, 2009 at 7:4
3
Solved
Please explain why the below code behaves randomly
The below line of code returns TRUE when it should have return FALSE
?Isnumeric("555-")
Also
?Isnumeric("555-"/2) returns TRUE
Please explai...
2
Solved
I'm running a series of scripts which generate a database. They run to completion on SQL Server 2012 (11.0.5058.0). On SQL Server 2014 (12.0.4213.0) a script errors with:
Msg 0, Level 11, State ...
Yablon asked 6/10, 2015 at 1:7
11
Solved
So I just spent 5 hours troubleshooting a problem which turned out to be due not only to the old unreliable ISNUMERIC but it looks like my problem only appears when the UDF in which ISNUMERIC is de...
Sible asked 23/11, 2008 at 2:54
7
Solved
I am trying to detect if one or more variables contain numbers. I have tried a few different methods, but I have not been entirely successful. Here is what I have tried.
<?php
$one = '1';
$two ...
Hartwell asked 2/5, 2012 at 16:44
7
Solved
I'm porting a small snippet of PHP code to java right now, and I was relying on the function is_numeric($x) to determine if $x is a number or not. There doesn't seem to be an equivalent function in...
5
Solved
SQL is detecting that the following string ISNUMERIC:
'07213E71'
I believe this is because the 'E' is being classed as a mathmatical symbol.
However, I need to ensure that only values which are ...
Raffin asked 13/5, 2011 at 7:58
7
During some projects I have needed to validate some data and be as certain as possible that it is javascript numerical value that can be used in mathematical operations.
jQuery, and some other jav...
Hexastyle asked 23/2, 2013 at 16:50
3
Solved
How to do this simple check in JSTL (without extending any Java classes and additional JSP functions). I need it like this:
<c:if test="${fn:isNumeric()}">
// do something
</c:if>
T...
1
Solved
I have very strange problem with IsNumeric function in classic asp fail. Something like this happens in my code:
Response.write Score // 79.617
Response.write IsNumeric(Score) // false
Response.wr...
Quash asked 20/8, 2012 at 14:24
3
Solved
I am having issues with sqlserver's ISNUMERIC function where it is returning true for ','
I am parsing a postal code and trying to see if the second char (supposed to be a digit) is a 0 or not an...
Amorous asked 22/9, 2011 at 17:57
11
Solved
I frequently make use of Request.QueryString[] variables.
In my Page_load I often do things like:
int id = -1;
if (Request.QueryString["id"] != null) {
try
{
id = int.Parse(Request.QueryStr...
Oscillator asked 8/12, 2008 at 14:39
10
Solved
Is it possible to test a string with IsNumeric() and for it to return true, but when you cast that same string to an integer using CInt() and assign it to a variable of type integer that it will gi...
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