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Foo class variable - PowerPoint PPT Presentation

Basic Ruby Syntax

Basic Ruby Syntax. No variable declarations. sum = 0 i = 1 while i <= 10 do sum += i * i i = i + 1 end puts "Sum of squares is #{sum} ". Newline is statement separator. do ... end instead of { ... }. Optional parentheses in method invocation. Substitution in string value.

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385 views • 23 slides

Basic Ruby Syntax

Basic Ruby Syntax. sum = 0 i = 1 while i <= 10 do sum += i*i i = i + 1 end puts "Sum of squares is #{sum} ". Newline is statement separator. do ... end instead of { ... }. Optional parentheses in method invocation. Substitution in string value. Variable Names and Scopes.

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264 views • 12 slides

Basic Ruby Syntax

Basic Ruby Syntax. sum = 0 i = 1 while i <= 10 do sum += i*I i = i + 1 end puts "Sum of squares is #{sum} ". Newline is statement separator. do ... end instead of { ... }. Optional parentheses in method invocation. Variable Names. foo Local variable $foo Global variable

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150 views • 10 slides

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Foo class variable - PowerPoint PPT Presentation

Basic Ruby Syntax

Basic Ruby Syntax

Basic Ruby Syntax