質問編集履歴
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追記
test
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File without changes
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test
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@@ -16,35 +16,43 @@
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```ここに言語を入力
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現在のコードです
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背景の赤色を透明にしたいです
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<?php
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-
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$im = imagecreate(150,50);
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$
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$str="aaaaa";
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$
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$bg = imagecolorallocate($im, 255,0,0);
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$
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$mid = imagecolorallocate($im, 255,255,255);
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$fw = imagefontwidth(5);
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$l = strlen($str);
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$tw = $l * $fw;
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image
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$iw = imagesx($im);
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$hiw = imagesy($im);
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$hw = imagefontheight(5);
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/
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$xpos = ($iw - $tw)/2;
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$ypos = ($hiw-$hw)/2;
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imagestring ($im, 5, $xpos, $ypos, $str, $mid);
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header("content-type: image/png");
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imagepng($im);
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imagepng($im, './imagecolortransparent.png');
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imagedestroy($im);
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