5-26 4,126 views
$str = 'aasd222ssdd32';
$str = preg_replace("/[^0-9]/","",$str);
echo $str;1 条评论
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5-26 4,126 views
$str = 'aasd222ssdd32';
$str = preg_replace("/[^0-9]/","",$str);
echo $str;
preg_replace(‘/([-a-z\x80-\xff]*)/i’,”,$str)
提前包含中英文小数的字符串 提取数字 或者小数 😆