input
HTML5 input type=number value is empty in Webkit if has spaces or non-numeric characters?
The hack is to use type=”tel” instead of type=”number”. This solves the 2 main issues: It pulls up a number keypad on mobile devices It validates (and is not empty) with numbers or non-numbers as input. Please see this JSFiddle: http://jsfiddle.net/timrpeterson/CZZEX/6/
input_event structure description (from linux/input.h)
The struct input_event is, among others, defined in include/linux/input.h. From 5. Event interface in Linux kernel Documentation/input/input.txt (and modified to provide the correct header file names): time is the timestamp, it returns the time at which the event happened. type is for example EV_REL for relative moment, EV_KEY for a keypress or release. More types … Read more
Get input text width when typing
I see two ways. First: You can use a div with content editable instead input. Like this you can see the width of the div. var elemDiv = document.getElementById(‘a’); elemDiv.onblur = function() { console.log(elemDiv.clientWidth + ‘px’); } div { width: auto; display: inline-block; } <div id=’a’ contenteditable=”plaintext-only”>Test</div> Note : Like @Leon Adler say, this way … Read more
HTML input button css-height not working on Safari and Chrome
Change it from <input> to <button> and add -webkit-appearance: none; to the start of your CSS, eg: .submitbtn { -webkit-appearance: none; height: 50px; background-color:#FFF; color:#666; font-weight:bold; border: solid #666 1px; font-size: 14px; }
How to read numbers separated by space using scanf
I think by default values read by scanf with space/enter. Well you can provide space between ‘%d’ if you are printing integers. Also same for other cases. scanf(“%d %d %d”, &var1, &var2, &var3); Similarly if you want to read comma separated values use : scanf(“%d,%d,%d”, &var1, &var2, &var3);
Read input numbers separated by spaces
By default, cin reads from the input discarding any spaces. So, all you have to do is to use a do while loop to read the input more than one time: do { cout<<“Enter a number, or numbers separated by a space, between 1 and 1000.”<<endl; cin >> num; // reset your variables // your … Read more
How to handle wrong data type input
The reason the program goes into an infinite loop is because std::cin‘s bad input flag is set due to the input failing. The thing to do is to clear that flag and discard the bad input from the input buffer. //executes loop if the input fails (e.g., no characters were read) while (std::cout << “Enter … Read more
How can I put an input in the alert() box?
You can’t put anything in an alert box. As the name indicates, it’s an alert. You might be looking for a prompt which has an input text field, or confirm to get a true / false depending on user selection. let foo = prompt(‘Type here’); let bar = confirm(‘Confirm or deny’); console.log(foo, bar);
Passing multiple values with hidden input fields
Use [ ] in the field name to send multiple values: <input type=”hidden” name=”your_field_name[]” value=”1″ /> <input type=”hidden” name=”your_field_name[]” value=”2″ /> <input type=”hidden” name=”your_field_name[]” value=”3″ /> You will get an array of values in the your_field_name field.