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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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Object
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Filename :
instance_eval-i.yaml
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--- !ruby/object:RI::MethodDescription aliases: [] block_params: comment: - !ruby/struct:SM::Flow::P body: Evaluates a string containing Ruby source code, or the given block, within the context of the receiver (<em>obj</em>). In order to set the context, the variable <tt>self</tt> is set to <em>obj</em> while the code is executing, giving the code access to <em>obj</em>'s instance variables. In the version of <tt>instance_eval</tt> that takes a <tt>String</tt>, the optional second and third parameters supply a filename and starting line number that are used when reporting compilation errors. - !ruby/struct:SM::Flow::VERB body: " class Klass\n def initialize\n @secret = 99\n end\n end\n k = Klass.new\n k.instance_eval { @secret } #=> 99\n" full_name: Object#instance_eval is_singleton: false name: instance_eval params: | obj.instance_eval(string [, filename [, lineno]] ) => obj obj.instance_eval {| | block } => obj visibility: public