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Update README.md

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Jason Lee 2017-01-22 13:41:23 +08:00 committed by GitHub
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@ -32,14 +32,16 @@ Create `config/initializers/rucaptcha.rb`
```rb ```rb
RuCaptcha.configure do RuCaptcha.configure do
# Color style, default: :colorful, allows: [:colorful, :black_white] # Color style, default: :colorful, allows: [:colorful, :black_white]
# self.style = :colorful  # self.style = :colorful
# Custom captcha code expire time if you need, default: 2 minutes # Custom captcha code expire time if you need, default: 2 minutes
# self.expires_in = 120 # self.expires_in = 120
# [Requirement]  # [Requirement/重要]
# Store Captcha code where, this config more like Rails config.cache_store # Store Captcha code where, this config more like Rails config.cache_store
# default: Rails application config.cache_store # default: Read config info from `Rails.application.config.cache_store`
# But RuCaptcha requirements cache_store not in [:null_store, :memory_store, :file_store] # But RuCaptcha requirements cache_store not in [:null_store, :memory_store, :file_store]
self.cache_store = :mem_cache_store  # 默认：将会从 Rails 配置的 cache_store 里面读取相同的配置信息
# 但如果是 [:null_store, :memory_store, :file_store] 之类的，不行
 self.cache_store = :mem_cache_store
end end
``` ```