The textSize() function in p5.js is used to set or return the font size of text. This function is used in all subsequent calls to the text() function.
Syntax:
textSize(size)
or
textSize()
Parameters: This function accepts single parameter sizewhich stores the size of the text in terms of pixels.
Below programs illustrate the textSize() function in p5.js:
Example 1: This example uses textSize() function to set the font size of text.
function setup() {           // Create Canvas of given size     createCanvas(380, 170); }   function draw() {           let string = "neveropen";           // Set the background color     background(220);           // Set the text size     textSize(30);           // Set the text     text(string, 100, 30); } |
Output:
Example 2: This example uses textSize() function to return the font size of text.
function setup() {           // Create Canvas of given size     createCanvas(380, 170); }   function draw() {           let string = "neveropen";           // Set the background color     background(220);           // Set the text size     textSize(16);           // store the size of text     var u = textSize();           // Set the stroke color     stroke(255, 204, 0);       // Display result     text("Value of Text Size is : "            + u, 50, 30); } |
Output:
Reference: https://p5js.org/reference/#/p5/textSize
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