how to get the length of a string in javascreipt code example

Example 1: how to get the width and height of a string in java

String text = "Hello World";
Font font = new Font("Arial", Font.PLAIN, 12);
FontRenderContext frc = new FontRenderContext(new AffineTransform(), true, true);

int textwidth = (int)(font.getStringBounds(text, frc).getWidth());
int textheight = (int)(font.getStringBounds(text, frc).getHeight());

Example 2: Get the length of a String swift

var test1: String = "Scott"
test1.count

Example 3: How to find the length of an array in java

class Main {
  public static void main(String[] args) {
    // Creating an array called x.
    String[] x = new String[]{"This", "Should", "return", "4"};
    // "x.length" finds the length of the array "x".
    System.out.println(x.length);
    // returns 4
  }
}