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p5.js trim() function

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The trim() function in p5.js is used to remove whitespace characters and tab from the beginning and end of an input String. This function is also used to remove the carriage return and Unicode “nbsp” character. 

Syntax:

trim(Strings)

or

trim(Array_of_Strings)

Parameters: This function accepts a parameter String or an array_of_strings which are going to be trimmed. 

Return Value: It returns the trimmed Strings. The below programs illustrate the trim() function in p5.js. 

Example-1: This example uses trim() function to remove whitespace characters from the beginning and end of a String. 

javascript




function setup() {
 
    // Creating Canvas size
    createCanvas(450, 120);
}
 
function draw() {
 
    // Set the background color
    background(220);
 
    // Initializing the Strings and Array of strings
    let String = " Geeks ";
    let Array1 = [" 1 ", " 2 ", " 3 "];
    let Array2 = [" a ", " A ", " b ", " B "];
 
    // Calling to trim() function.
    let A = trim(String);
    let B = trim(Array1);
    let C = trim(Array2);
 
    // Set the size of text
    textSize(16);
 
    // Set the text color
    fill(color('red'));
 
    // Getting trimmed strings
    text("Trimmed string is: " + A, 50, 30);
    text("Trimmed strings are: " + B, 50, 60);
    text("Trimmed strings are: " + C, 50, 90);
}


Output: 

Example-2: This example uses trim() function to remove the tab from the beginning and end of a String. 

javascript




function setup() {
 
    // Creating Canvas size
    createCanvas(450, 120);
}
 
function draw() {
 
    // Set the background color
    background(220);
 
    // Initializing the Strings and Array of strings
    let String = "  GeeksforGeeks  ";
    let Array1 = ["  5  ", "  6  ", "  7  "];
    let Array2 = ["  Delhi  ",
                  "  Mumbai  ",
                  "  Kolkata  ",
                  "  Patna  "];
 
    // Calling to trim() function.
    let A = trim(String);
    let B = trim(Array1);
    let C = trim(Array2);
 
    // Set the size of text
    textSize(16);
 
    // Set the text color
    fill(color('red'));
 
    // Getting trimmed strings
    text("Trimmed string is: " + A, 50, 30);
    text("Trimmed strings are: " + B, 50, 60);
    text("Trimmed strings are: " + C, 50, 90);
 
}


Output: 

Reference: https://p5js.org/reference/#/p5/trim



Last Updated : 11 May, 2023
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