Syntax:bool Imagick::hasPreviousImage (void)
Parameters: this function takes no parameters.
Return Value: This function returns TRUE if the object has more images when traversing the list backward, otherwise it returns FALSE. The following program illustrates the Imagick::hasPreviousImage() function in PHP:
Program: This program demonstrates the hasPreviousImage() function with multiple images and without multiple images.
// Array string linking the image path $imagePaths = [ " https://www.engineerforengineer.org/wp-content/uploads/gfg_200X200.png " , " https://media.engineerforengineer.org/wp-content/uploads/engineerforengineer-6.png "
];
// Create a new Imagick object $canvas = new Imagick(); $image = new Imagick ( ’ https://www.engineerforengineer.org/wp- content / uploads / gfg_200X200.png ’ ); foreach ( $imagePaths as $imagePath ) { // Add images to the canvas $canvas -> readImage ( $imagePath ); }
// Pointer points to second image if ( $canvas -> hasPreviousImage()) { echo ( ’$canvas has Multiple Images !!’ ); } if ( $image -> hasPreviousImage()) { // with one image echo ( ’$image has Multiple Images !!’ ); }
?> Output: $canvas has Multiple Images !!
Link: https://www.php.net/ manual / en / imagick.haspreviousimage.php
