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PHP Gmagick commentImage () Function

Syntax:
Gmagick Gmagick::commentImage ($comment)
Parameters: this function takes one parameter $comment which is used to store the comment.Return Value:This function returns a Gmagick object with the comment added. The following programs illustrate the Gmagick::commentImage() functionin PHP:Program 1:
Source image:

// require_once (’ vendor / autoload.php ’); 
// Create a Gmagick object $image = new Gmagick ( https://media.engineerforengineer.org /wp-content/uploads/engineerforengineer-15.png );  
// Add a comment to the image $image -> commentImage ( "GeeksforGeeks" );  
// Show comment echo $image -> getImageProperty ( " comment " );  
?>
Output:
GeeksforGeeks
Program 2:
Image created by Gmagick Function:
$string = "Computer Science portal for Geeks!" ;  
// create a new image above the line // and add color and background $im = new Gmagick(); $draw = new GmagickDraw();  
// Fill the color in the image $draw -> setFillColor ( new GmagickPixel ( ’green’ ));  
// Set the text font size $draw -> setFontSize (50); $metrix = $im -> queryFontMetrics ( $draw , $string ); $draw -> annotation (0, 40, $string ); $im -> newImage ( $metrix [ ’textWidth’ ], $metrix [ ’textHeight’ ], new GmagickPixel ( ’white’ ));  
// Draw image $im -> drawImage ( $draw );  
// Function to add a border image $im -> borderImage ( new GmagickPixel ( ’Blue’ ), 5, 5);  
// Function for adding a comment $im -> commentImage ( "G4G" );  
// Function for setting the image format $im -> setImageFormat ( ’png’ );  
// Print the added comment echo $im -> getImageProperty ( "comment" ); ?>
Output:
G4G
Link: http : //php.net/manual/en/gmagick.commentimage.php

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