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opt
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ruby18
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ri
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1.8
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system
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Kernel
exit-i.yaml
--- !ruby/object:RI::MethodDescription aliases: [] block_params: comment: - !ruby/struct:SM::Flow::P body: Initiates the termination of the Ruby script by raising the <tt>SystemExit</tt> exception. This exception may be caught. The optional parameter is used to return a status code to the invoking environment. - !ruby/struct:SM::Flow::VERB body: " begin\n exit\n puts "never get here"\n rescue SystemExit\n puts "rescued a SystemExit exception"\n end\n puts "after begin block"\n" - !ruby/struct:SM::Flow::P body: <em>produces:</em> - !ruby/struct:SM::Flow::VERB body: " rescued a SystemExit exception\n after begin block\n" - !ruby/struct:SM::Flow::P body: Just prior to termination, Ruby executes any <tt>at_exit</tt> functions (see Kernel::at_exit) and runs any object finalizers (see ObjectSpace::define_finalizer). - !ruby/struct:SM::Flow::VERB body: " at_exit { puts "at_exit function" }\n ObjectSpace.define_finalizer("string", proc { puts "in finalizer" })\n exit\n" - !ruby/struct:SM::Flow::P body: <em>produces:</em> - !ruby/struct:SM::Flow::VERB body: " at_exit function\n in finalizer\n" full_name: Kernel#exit is_singleton: false name: exit params: | exit(integer=0) Kernel::exit(integer=0) Process::exit(integer=0) visibility: public
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