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How to count remaining character in textbox using javascript?


Asked by Eleanor Knox on Dec 13, 2021 JavaScript



The output of count remaining character in textbox using javascript : – above screen shows the total length of textbox is 15. when we write text into textbox the count automatically decreases according to length of textbox text. – in above forms we write “meera” the 5 character then the count shows the 10 character is remaining in textbox control.
Thereof,
The following code counts the remaining characters in the textarea field and shows whether the user exceeds the limit of maximum length. JavaScript Code: The countChars () function sets the remaining text length to charNum element using innerHTML property. If the user exceeds the maximum length, the color will be red.
Furthermore, The countChars () function is called by onkeyup event that triggers when the user starts typing. The following code counts the remaining characters in the textarea field and shows whether the user exceeds the limit of maximum length. The countChars () function sets the remaining text length to charNum element using innerHTML property.
One may also ask,
Live Character Counter using JavaScript. The character counter counts the number of characters entered in the text field. It helps to show the notification about the number of characters written in the text box. If you want to show the entered characters count or remaining characters count in textarea, character counter is the best option for that.
Just so,
Count Total Textarea Characters 1 First all create a Textarea input field and declare a method totalChars (this) to the onkeydown event attribute. 2 Create a div with id="totalChars" to display the total number of characters written in Textarea. 3 Create an anonymous function to calculate total characters and assign it to the totalChars.