C# How to translate virtual keycode to char?
Isn’t that what the System.Windows.Form.KeysConverter class is for? KeysConverter kc = new KeysConverter(); string keyChar = kc.ConvertToString(keyData);
keycode
JQuery allow only two numbers after decimal point
The logic is every time a user entering a number you have to check two things. Has the user entered decimal point? Are the decimal places more than two? For the first one you can use $(this).val().indexOf(‘.’) != -1 For the second one you can use $(this).val().substring($(this).val().indexOf(‘.’), $(this).val().indexOf(‘.’).length).length > 2 EDIT-1 Also, you have to … Read more
Keycode is always zero in Chrome for Android
below solution also work for me. might be useful for others also. var getKeyCode = function (str) { return str.charCodeAt(str.length – 1); } document.getElementById(“a”).onkeyup = function (e) { var kCd = e.keyCode || e.which; if (kCd == 0 || kCd == 229) { //for android chrome keycode fix kCd = getKeyCode(this.value); } alert(kCd) }
How to convert ASCII character to CGKeyCode?
This is what I ended up using. Much cleaner. #include <CoreFoundation/CoreFoundation.h> #include <Carbon/Carbon.h> /* For kVK_ constants, and TIS functions. */ /* Returns string representation of key, if it is printable. * Ownership follows the Create Rule; that is, it is the caller’s * responsibility to release the returned object. */ CFStringRef createStringForKey(CGKeyCode keyCode) { … Read more
Convert to uppercase as user types using javascript
css #textbox{text-transform:uppercase}
How to get the Enter key within a textbox to trigger a function and not the first/default button
Try this: $(‘#myText’).on(“keypress”, function(e) { if (e.keyCode == 13) { alert(“Enter pressed”); return false; // prevent the button click from happening } }); Demo
Where can I find a list of keyboard keycodes? [closed]
Here’s a list of keycodes that includes a way to look them up interactively.
JavaScript KeyCode vs CharCode
The answers to all your questions can be found on the following page. …but in summary: The only event from which you can reliably obtain character information (as opposed to key code information) is the keypress event. In the keypress event, all browsers except IE <= 8 store the character code in the event’s which … Read more
How to convert keycode to character using javascript [duplicate]
String.fromCharCode() is what you want: The fromCharCode() method converts Unicode values to characters. Syntax String.fromCharCode(n1, n2, …, nX)
How to know if .keyup() is a character key (jQuery)
You can’t do this reliably with the keyup event. If you want to know something about the character that was typed, you have to use the keypress event instead. The following example will work all the time in most browsers but there are some edge cases that you should be aware of. For what is … Read more