HOW TO GET USER INPUT VALUE USING JAVASCRIPT
USER INPUT VALUE
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible"
content="IE=edge">
<meta name="viewport"
content="width=device-width,
initial-scale=1.0">
<title>Document</title>
</head>
<body>
<input type="text" name="" id="input">
<button onclick="my()">click</button>
<script>
function my(){
var x =
document.getElementById("input").value
alert(x)
}
</script>
</body>
</html>
code like this so that you can access the value entered in input field and you can use it any where in the document
remember to use ( . )dot
coding like this you can get anything which was entered by the user
there are some fixed properties for input field
- accept
- sets the value of accept attribute
- autofocus
- sets or returns whether input field must automatically focused when page load
- default value
- sets the default value of input field
- disabled
- sets or returns whether the file upload button is disabled or not
- files
- returns a file list object that represents the file or files selected with the file upload button
- form
- returns a reference to the form that contains the file upload button
- multiple
- sets or return whether a user is allowed to select more than one file in the file upload button
- name
- sets the value of the name attribute of input field
- required
- alerts user if the input field is not filled
- type
- returns which type of form element is the input field
- value
- returns the path or name of the selected file
- alt
- specifies alternate text
- autocomplete
- sopecifies whether an input element has autocomplete enabled
- checked
- specifies whether an input element is preselected or not
- form
- specifies the form the input element belongs to
- formaction
- specifies the url of the file that will process the input control when the form is submitted
- height
- specifies height of an input field
- list
- refers to a datalist element that contains predefined options for an input element
- checked
- specifes that an input field should be preselected when the page loads only for checkbox and radio
- disabled
- it says that input field should be disabled
- max
- specifies the maximum value for an input field
- maxlength
- specifies the maximum number of character for an input field
- min
- specifies the minimum value for an input field
- pattern
- specifies the regular expression to check the input value
- readonly
- specifies that an input field is read only and cannot be changed
- required
- specifies that an input field is required
- size
- specifies the width of an input field
- step
- specifies the legal number intervals for an input field
- value
- specifies the dafault value for an input field
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