Code Ruby: Difference among and, &&, & , or, ||, | Tuesday October 24th, 2017 Kenji Tweet In Ruby, we can use and, &, &&. And also or, |, || we can use. I researched about their difference. Continue reading Ruby: Difference among and, &&, & , or, ||, | → Readers who viewed this page, also viewed:Rails: Different Code according to the Environment Tweet