PHP | Gmagick clear() Function

The Gmagick::clear() function is an inbuilt function in PHP which is used to clear all resources associated to Gmagick object.

Syntax:

Gmagick Gmagick::clear( void )

 
Parameters: This function does not accepts any parameter.

Return Value: This function returns the cleared Gmagick object.

Errors/Exceptions: This function throws GmagickException on error.



Below programs illustrate the Gmagick::clear() function in PHP:

Program 1:

filter_none

edit
close

play_arrow

link
brightness_4
code

<?php 
     
// Create a GmagickDraw object 
$draw = new GmagickDraw(); 
    
// Create GmagickPixel object 
$fillColor = new GmagickPixel('Green'); 
    
// Set stroke opacity
$draw->setfillcolor('red');
  
// Set the width and height of image 
$draw->setStrokeWidth(7); 
$draw->setFontSize(72); 
     
// Function to draw circle  
$draw->circle(250, 250, 100, 150); 
   
$gmagick = new Gmagick(); 
$gmagick->newImage(500, 500, 'White'); 
$gmagick->setImageFormat("png"); 
$gmagick->drawImage($draw); 
  
// Using clear() function
print_r($gmagick->clear());
?> 

chevron_right






                        filter_none










Output:


1


Program 2:













                                    filter_none




                                    edit

                                    close




                                    play_arrow




                                    link

                                    brightness_4

                                    code
                                




















<?php  


      


// Create a GmagickDraw object  


$draw = new ImagickDraw();   


     


// Set the color 


$draw->setFillColor('Green');  


     


// Set the width and height of image  


$draw->setStrokeWidth(17);  


   


// Function to draw line 


for($x = 0; $x < 40; $x++) { 


    $draw->line(rand(0, 100), rand(0, 60), rand(0, 500), rand(0, 500)); 


    $draw->line(rand(0, 100), rand(0, 60), rand(0, 500), rand(0, 500)); 


    $draw->line(rand(0, 100), rand(0, 60), rand(0, 500), rand(0, 500)); 


    $draw->line(rand(0, 100), rand(0, 60), rand(0, 500), rand(0, 500)); 


} 


  


$gmagick = new Imagick();  


$gmagick->newImage(500, 500, 'White');  


$gmagick->setImageFormat("png");  


   


// Set the color 


$draw->setFillColor('Black');  


   


// Set Font Size 


$draw->setFontSize(20);  


   


// Use of drawimage function 


$gmagick->drawImage($draw);  


  


$gmagick->annotateImage($draw, 5, 220, 0,  


     'Stroke Width using getstrokewidth() function :'


                        . $draw->getstrokewidth()); 


   


// Using clear() function 


print_r($gmagick->clear()); 


?>  



















                        chevron_right







                        filter_none










Output:


1


Reference: http://php.net/manual/en/gmagick.clear.php





    

        My Personal Notes
        arrow_drop_up
    

    

        
        

            
            
        

    


Recommended Posts:
sarthak_ishu11
Check out this Author's contributed articles.
If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.
Please Improve this article if you find anything incorrect by clicking on  the "Improve Article" button below.