Ruby
warning: Invalid argument supplied for foreach() in /var/www/sites/sugree/sugree.com/subdomains/www/html/sites/all/modules/rotilinks/rotilinks.module on line 109.
@punneng อยากได้ Enumerable#collect ใน Python ต้องจัดให้
models.each{ |obj| obj.id } #=> [1,2,3,4,5...]
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