p5.js float() function

function setup() { 
 
    // Creating Canvas size
    createCanvas(600, 150); 
} 
 
function draw() { 
     
    // Set the background color 
    background(220); 
   
    // Initializing some strings
    let String1 = "12";
    let String2 = "12.5";
    let String3 = "0.9";
    let String4 = "0";
   
    // Calling to float() function.
    let A = float(String1);
    let B = float(String2);
    let C = float(String3);
    let D = float(String4);
     
    // Set the size of text 
    textSize(16); 
     
    // Set the text color 
    fill(color('red')); 
   
    // Getting floating point representation
    text("Floating point representation of string '12' is: " + A, 50, 30);
    text("Floating point representation of string '12.9' is: " + B, 50, 60);
    text("Floating point representation of string '0.9' is: " + C, 50, 90);
    text("Floating point representation of string '0' is: " + D, 50, 110);
}  

function setup() { 
 
    // Creating Canvas size
    createCanvas(600, 90); 
} 
 
function draw() { 
     
    // Set the background color 
    background(220); 
   
    // Initializing some strings
    let String1 = "Geeks";
    let String2 = "gfg";
   
    // Calling to float() function.
    let A = float(String1);
    let B = float(String2);
     
    // Set the size of text 
    textSize(16); 
     
    // Set the text color 
    fill(color('red')); 
   
    // Getting floating point representation
    text("Floating point representation of string 'Geeks' is: "
            + A, 50, 30);
    text("Floating point representation of string 'gfg' is: " 
            + B, 50, 60);
}