如何保存寄存器的当前状态,然后稍后将其恢复?
我想确保我的功能没有意外的副作用。
答案 0 :(得分:4)
要安全地执行此操作,您不仅需要还原寄存器的内容,还需要还原其类型:
let old_reg = getreg("a") " Save the current content of register 'a'
let old_reg_type = getregtype("a") " Save the type of the register as well
" <Use the register 'a' as a temporary scratch pad here>
call setreg("a", old_reg, old_reg_type) " Restore register 'a'