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语法错误 #103

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@jixiaoxin666

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@jixiaoxin666

第11节hash的扩展中第11.4.4 节

deep_symbolize_keys! 把指定散列及其中嵌套的散列的键全都转换成符号。例如:
{nil => nil, 1 => 1, "nested" => {"a" => 3, 5 => 5}}.deep_symbolize_keys
=> {nil=>nil, 1=>1, nested:{a:3, 5=>5}}

结果中的nested前面漏掉了:号
应该是

=> {nil=>nil, 1=>1, :nested:{a:3, 5=>5}}

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