使用正则进行形式转换

1.将the-first-family转化为驼峰命名法的形式theFirstFamily:(JS)

function toCase(str){
    var reg = /-(\w)/g;
    var str = str.replace(reg,function($,$1){
      return $1.toUpperCase();
    });
    return str;

  }

2.将日期格式进行转换2018-04-01转换为2018/04/01(php):

function toCase($str){
$reg = '/(\d+)-*/';
$str2 = preg_replace($reg,'$1/', $str);
$str2 = substr($str2,0,-1);
return $str2;
}

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转载自blog.csdn.net/hahahahahahahaha__1/article/details/79780273