SEI CERT Oracle Coding Standard for Java

Space shortcuts

Page tree

Versions Compared

Old Version 57

changes.mady.by.user David Svoboda

Saved on

compared with

New Version 58

changes.mady.by.user Pamela Curtis

Saved on

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.

Wiki Markup
According to the _Java Language Specification_ \[[JLS 2005|AA. Bibliography#JLS 05]\], [§4.2.3, "Floating-Point Types, Formats, and Values"|http://java.sun.com/docs/books/jls/third_edition/html/typesValues.html#4.2.3]:

NaN (not-a-number) is unordered, so the numerical comparison operators <, <=, >, and >= return false if either or both operands are NaN. The equality operator == returns false if either operand is NaN, and the inequality operator != returns true if either operand is NaN.

...

<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="8bc8f6722608a5a2-30bc641d-4eeb4442-bd838954-1aa888614d51ef67731aa4fa"><ac:plain-text-body><![CDATA[

[[FindBugs 2008

AA. Bibliography#FindBugs 08]]

FE: Doomed test for equality to NaN

]]></ac:plain-text-body></ac:structured-macro>

<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="38e02ccd6c1915b5-125cb21c-4af24047-9e33ba3e-691f1267141535228dfb20a6"><ac:plain-text-body><![CDATA[

[[JLS 2005

AA. Bibliography#JLS 05]]

[§4.2.3, "Floating-Point Types, Formats, and Values"

http://java.sun.com/docs/books/jls/third_edition/html/typesValues.html#4.2.3]

]]></ac:plain-text-body></ac:structured-macro>

...