What is the difference between <%, <%=, <%# and -%> in ERB in Rails?

What is the difference between <%, <%=, <%# and -%> in ERB in Rails?

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Best way to add comments in erb

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Block comments in html.erb templates in rails

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What is the meaning of erb?

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Render an ERB template with values from a hash

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What does <%== %> do in rails erb?

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Ruby templates: How to pass variables into inlined ERB?

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Should I use haml or erb or erubis for potentially high traffic site?

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Passing parameters to erb view

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How do I execute ruby template files (ERB) without a web server from command line?

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Loop in Ruby on Rails html.erb file

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Including one erb file into another

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How do I check if a variable is defined in rails?

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How do I run multiple lines of Ruby in html.erb file

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defined? method in Ruby and Rails

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