PATH:
opt
/
alt
/
ruby34
/
share
/
ri
/
system
/
ENV
U:RDoc::AnyMethod[iI"key:ETI" ENV::key;TT:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph; [I"SReturns the name of the first environment variable with +value+, if it exists:;To:RDoc::Markup::Verbatim; [I"-ENV.replace('foo' => '0', 'bar' => '0') ;TI"ENV.key('0') # => "foo" ;T:@format0o; ; [I"LThe order in which environment variables are examined is OS-dependent. ;TI"7See {About Ordering}[rdoc-ref:ENV@About+Ordering].;To:RDoc::Markup::BlankLine o; ; [I"-Returns +nil+ if there is no such value.;T@o; ; [I"/Raises an exception if +value+ is invalid:;To;; [I"[ENV.key(Object.new) # raises TypeError (no implicit conversion of Object into String) ;T;0o; ; [I"KSee {Invalid Names and Values}[rdoc-ref:ENV@Invalid+Names+and+Values].;T: @fileI"hash.c;T:0@omit_headings_from_table_of_contents_below0I"#ENV.key(value) -> name or nil ;T0[ I" (p1);T@#FI"ENV;TcRDoc::NormalClass00
[-] reject-c.ri
[edit]
[-] to_s-c.ri
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[-] each_value-c.ri
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[-] to_h-c.ri
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[-] size-c.ri
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[-] values_at-c.ri
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[-] replace-c.ri
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[-] delete-c.ri
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[-] delete_if-c.ri
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[-] clone-c.ri
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[-] merge%21-c.ri
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[-] to_hash-c.ri
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[-] shift-c.ri
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[-] select%21-c.ri
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[-] member%3f-c.ri
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[-] length-c.ri
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[-] inspect-c.ri
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[-] has_value%3f-c.ri
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[-] keys-c.ri
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[-] keep_if-c.ri
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[-] freeze-c.ri
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[-] value%3f-c.ri
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[-] except-c.ri
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[-] each_pair-c.ri
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[-] rassoc-c.ri
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[-] filter%21-c.ri
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[-] each-c.ri
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[-] filter-c.ri
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[-] store-c.ri
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[-] key-c.ri
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[-] select-c.ri
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[-] reject%21-c.ri
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[-] invert-c.ri
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[-] cdesc-ENV.ri
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[-] clear-c.ri
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[-] to_a-c.ri
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[-] dup-c.ri
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[-] each_key-c.ri
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[-] empty%3f-c.ri
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[-] values-c.ri
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[+]
..
[-] update-c.ri
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[-] %5b%5d%3d-c.ri
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[-] slice-c.ri
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[-] fetch-c.ri
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[-] assoc-c.ri
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[-] rehash-c.ri
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[-] %5b%5d-c.ri
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[-] key%3f-c.ri
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[-] has_key%3f-c.ri
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[-] include%3f-c.ri
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