Rumah >pembangunan bahagian belakang >tutorial php >这样单双符号里面的值,正则应该如何写?
proId: '123456789',
[']*(?:proId|newsId)[']*:\s*[']*(\d+)[']*
[']*(?:proId|newsId)[']*:\s*[\'\"]*(\d+)[\'\"]*
第一个问题
$s=<<<txtproId: '123456789','proId':'123456789',txt;preg_match_all("/proId'?\:\s*'(\d+)/",$s,$m);print_r($m[1]);
$s=<<<txt'newsId':'987654321',newsId:"987654321",txt;preg_match_all("/newsId'?\:('|\")(\d+)/",$s,$m);print_r($m[2]);
第一个:
/(\'){0,1}newsId(\'){0,1}:(\'|\")(\d+)(\'|\"),/
第二个
/(\'){0,1}userId(\'){0,1}:(\s*?){0,1}\'(\d+)\',/
$s =<<< TXTproId: '123456789','proId':'123456789','newsId':'987654321',newsId:"987654321",TXT;preg_match_all('/:\s*([\'"])(.+)\1/', $s, $r);print_r($r[2]);Array