$string="Apring 15,2003";
$pattern="/(\d+)(\w+),(\d+)/i";
$replacement="\${1}1,\$3";
preg_replace($pattern,$replacement,$string);运行结果：Apring11,2003求解，为什么啊，\${1}1,\$3什么意思啊
最佳答案
求解，为什么啊，\${1}1,\$3什么意思啊
$string="Apring 15,2003";
$pattern="/(\d+)(\w+),(\d+)/i";
$replacement="\${1}1,\$3";
preg_replace($pattern,$replacement,$string);运行结果：Apring11,2003