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abs 

        # Float.abs

(from ruby core)
---
    float.abs        ->  float
    float.magnitude  ->  float

---

Returns the absolute value of `float`.

    (-34.56).abs   #=> 34.56
    -34.56.abs     #=> 34.56
    34.56.abs      #=> 34.56

Float#magnitude is an alias for Float#abs.

This is MURDOC! A Ruby documentation browser inspired by Smalltalk-80. It allows you to learn about Ruby by browsing through its class hierarchies, and see any of its methods.