正则表达式去除某个匹配字符串中间的某个字符OK,举个例子来说：aboywhowasinmyclassatschoolaboywhowasinmyclassatschool假设我想要去掉里面的空格符,该如何表达.即变成这样：aboy

Question

正则表达式 去除某个匹配字符串中间的某个字符
OK,举个例子来说：
a boy who was in my class at school
【a boy who was in my class at school】
假设我想要去掉【】里面的空格符,该如何表达.
即变成这样：
a boy who was in my class at school
【aboywhowasinmyclassatschool】
上句不变,下句去掉空格.

Answer 1

var reg = /\s/g;
var str = 'a boy who was in my class at school';
str=str.replace(reg,'');
console.info(str)