PHP dynamically generates random images of a specified size, _php tutorial

PHP dynamically generates random images of a specified size,

The example in this paper describes how PHP dynamically generates random images of a specified size. Share to everyone for your reference, as follows:

<?php$image_width = +, $image _height = +, $image _str = ", if (Isset ($_get[' W '])) {$image _width = intval ($_get[' W ']) ;} if (Isset ($_get[' h '))) {$image _height = intval ($_get[' h ']);} if (Isset ($_get[' s ')) {$image _str = $_get[' s '];} $img = Imagecreate ($image _width, $image _height); $color = Imagecolorallocate ($img, Mt_rand (157,255), Mt_rand (157,255), Mt_rand (157,255)) Imagefilledrectangle ($img, 0, $image _height, $image _width, 0, $color); $step = Mt_rand ($start) = Mt_rand (0, $step); $color = Imagecolorallocate ($img, Mt_rand (200,255), Mt_rand (200,255), Mt_rand (200,255)); Imagesetthickness ($img, Mt_rand (3)), if ($image _height > $image _width) {for ($i = $start; $i < $image _height * 2; $i  + = $step) {imageline ($img, 0, $i, $i, 0, $color);  }}else{for ($i = $start; $i < $image _width * 2; $i + = $step) {imageline ($img, $i, 0, 0, $i, $color);  }}if ($image _str! = ") {$black = imagecolorallocate ($img, 0, 0, 0); Imagestring ($img, 5, 5, $image _str, $black);} Header (' Content-tyPe:image/png '); Imagepng ($img); Imagedestroy ($img); 

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http://www.bkjia.com/PHPjc/1113696.html www.bkjia.com true http://www.bkjia.com/PHPjc/1113696.html techarticle PHP dynamically generate a random image of the size of the method, the example of this paper describes the dynamic generation of PHP random image size of the method. Share to everyone for your reference, as follows: Php$ima ...

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