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| irb(main):002:0> require "objspace" | |
| => true | |
| irb(main):007:0> x = Object.new | |
| => #<Object:0x007f8bdc1017f0> | |
| irb(main):008:0> ObjectSpace.dump x | |
| => "{\"address\":\"0x007f8bdc1017f0\", \"type\":\"OBJECT\", \"class\":\"0x007f8bdc0dd9b8\", \"ivars\":0, \"memsize\":40, \"flags\":{\"wb_protected\":true}}\n" |
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