<?php
$width?=?200;
$height?=?50;
$image?=?imagecreatetruecolor($width,$height);
$white?=?imagecolorallocate($image,255,255,255);
$rand_color?=?imagecolorallocate($image,mt_rand(60,125),mt_rand(60,125),mt_rand(60,125));
imagefilledrectangle($image,0,0,$width,$height,$white);
$string?=?join('',array_merge(range(0,9),range('a','z'),range('A','Z')));
$number?=?4;
for($i?=?0;$i?<?$number;$i++){
????$angle?=?mt_rand(-15,15);
????$fontsize?=?mt_rand(24,28);
????$text?=?str_shuffle($string)[0];
????$x?=?20?+?40?*?$i;
????$y?=?35;
????imagettftext($image,$fontsize,$angle,$x,$y,$rand_color,'msyh.ttc',$text);
}
header('content-type:image/png');
imagepng($image);
imagedestroy($image);
?>
2017-04-07
嗯嗯，謝謝樓主
2020-04-03
顯示一片黑的情況可以在header前加一句ob_clean();是用于清除緩沖區(qū)的，我從別的地方看到的，具體原因未知。
2018-05-08
<?php?
$width=400;
$height=50;
$image=imagecreatetruecolor($width,$height);
$white=imagecolorallocate($image,255,255,255);
$randColor=imagecolorallocate($image,mt_rand(0,255),mt_rand(0,255),mt_rand(0,255));
imagefilledrectangle($image,0,0,$width,$height,$white);
$num = 4;
for($i = 0;$i<$num;$i++){
$size=mt_rand(20,28);
$angle=mt_rand(-15,15);
$x=20 + 40*$i;
$y=30;
$text=mt_rand(1000,9999);
imagettftext($image,$size,$angle,$x,$y,$randColor,'SIMYOU.ttf',$text);
}
header('content-type:image/png');
imagepng($iamge);
imagedestroy($image);
?>?
能幫忙看一下嗎，我的代碼也是顯示不出來
2017-08-24
<?php $width?=?200; $height?=?40; $img?=?imagecreatetruecolor($width,?$height); $col?=?imagecolorallocate($img,?mt_rand(200,?255),mt_rand(200,?255),mt_rand(200,?255)); $randCol?=?imagecolorallocate($img,?mt_rand(10,?100),?mt_rand(10,?100),?mt_rand(10,?100)); $string?=?join('',?array_merge(range(0,9),?range('a','z'),?range('A','Z'))); imagefilledrectangle($img,?0,?0,?$width,?$height,?$col); $length?=?4; for($i?<?0;?$i?<?$length;?$i++){ $size?=?mt_rand(20,?28); $angle?=?mt_rand(-15,?15); $x?=?20+40*$i; $y?=?30; $fontFile?=?'GARTON.TTF'; $text?=?str_shuffle($string)[0]; imagettftext($img,?$size,?$angle,?$x,?$y,?$randCol,?$fontFile,?$text); } header('content-type:image/png'); imagepng($img); imagedestroy($img); ?>您幫我看看，這個(gè)和你的代碼有什么不一樣嗎？我這個(gè)運(yùn)行出來是一片黑的……