preg_match_all('/background\s*-\s*+image\s*:\s*url\s*\("*([^"]*)"*\)/i', $content,$match)
转载于:https://www.cnblogs.com/loweringye/p/5748421.html
preg_match_all('/background\s*-\s*+image\s*:\s*url\s*\("*([^"]*)"*\)/i', $content,$match)
转载于:https://www.cnblogs.com/loweringye/p/5748421.html