Also it makes sure that the key pressed is not an special key like Backspace or Delete, if yes then that too is excluded Hi, This is Mudassar Khan. Net Question Answer site, specially started to allow visitors of this site ask their doubts and queries. Just click the Ask Now button and ask your question now.
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I can it to work if the input is only digits, but when i type any characters after a number, it will still validate etc.
1223, -4567, 1223, 4567) we use the regular expression (/^[- ]? Next, the match() method of the string object is used to match the said regular expression against the input value.
A null value in a relational database is used when the value in a column is unknown or missing. These CLR nullable types represent an instance of the Nullable structure.
To get a string contains only numbers (0-9) we use a regular expression (/^[0-9] $/) which allows only numbers.
Next, the match() method of the string object is used to match the said regular expression against the input value. To get a string contains only numbers (0-9) with a optional or - sign (e.g.