Ruby相当于PHP的“.=”(点等于)运算符

在PHP中,我们可以快速连接字符串：

$a = "b";
$a .= "c";

返回“bc”.我们如何在Ruby中做到这一点？

解决方法

irb(main):001:0> a = "ezcezc"
=> "ezcezc"
irb(main):002:0> a << "erer"
=> "ezcezcerer"

要么

irb(main):003:0> a += "epruneiruv"
=> "ezcezcererepruneiruv"