Character count in a textbox (CFv4)

How to implement a character counter with input restriction in a ChronoForms textbox.

Overview

The issue occurred due to missing syntax and unclear script placement instructions for the character counter JavaScript.
Correct the JavaScript syntax by ensuring proper closure and integrate the complete script into the form to enable character counting and background color changes when the limit is approached.

Answered
SP SPABO 28 Sep, 2014
Read a lot of stuff, but I cannot get it working, pls advise where to find the solution...
SP SPABO 28 Sep, 2014
Bob, The "counter"works, but I'm puzzled with the "stop" event

This statement:
We need to add some more script in place of the innerHTML line previously shown:

Where do I put this script ????? What do you mean by innerHTML??
SP SPABO 28 Sep, 2014
Answer
1 Likes
I would sauy, as usual....

I missed the extra });, and not working

To make/complete teh final JS script.
window.addEvent('load', function() {
  // execute the check after each keystroke
  $('text_0').addEvent('keyup', function() {
    // set the maximum number of characters
    max_chars = 50;
    // get the current value of the input field
    current_value = $('text_0').value;
    // get current character count
    current_length = current_value.length;
    // calculate remaining chars
    remaining_chars = max_chars - current_length;
    // Change color if remaining chars are five or less
  if ( remaining_chars <= 5 ) {
    $('text_0').setStyle('background-color', '#F88');
    $('text_0').value
      = $('text_0').value.substring(0, max_chars-1);
    if ( remaining_chars <= 0 ) {
      remaining_chars = 0;
    }
  } else {
    $('text_0').setStyle('background-color', 'white');
  }
  $('counter').innerHTML = remaining_chars;
});
});


I will close this topic and again thanks for teh quick support.
Rgds
K
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