---

PTB
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if($allow['pic']){$post=preg_replace("/\[img\](\r\n│\/│\n)*((http│https):\/\/([^;<>\*\(\)\"]+)│[a-z0-9\/\\\._\-]+)\[\/img\]/is","<a href=\"\\2\" target=_blank><img src=\"\\2\" border=0 onload=\"javascript:if(this.width>screen.width-300)this.width=screen.width-300\" title=\"按此在新窗口浏览图片\"></a>",$post);}

CTB
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"<img src=\"\\1\" alt=\"User's Image\" onload=\"if(this.width>screen.width-300) this.width=screen.width-300;\" onmouseover=\"this.style.cursor='hand';\" onclick=\"window.open('\\1');\" />",
"<img src=\"\\1\" alt=\"\\3\" onload=\"if(this.width>screen.width-300) this.width=screen.width-300;\" onmouseover=\"this.style.cursor='hand';\" onclick=\"window.open('\\1');\" />",
"<a href=\"http://www.\\1\" target=\"_blank\">www.\\1</a>",
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前者PTB在图片未下载完成时缩图不会撑大表格
后者CTB在图片未下载完成时缩图会撑大表格