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scala

What is a generator in the following code? for(i <- 1 to 10) println(i)

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scala

What is a generator expression in the following code? for(i <- 1 to 10) println(i)

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scala

What will be the result of the following code execution? for ( i1 <- 1 to 5 if i1 % 2 == 0 i2 <- 1 to i1 if i2 > 2 ) println(i2)

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scala

Is it possible to use variable trimmed in the code below without declaring it as a val? for { file <- filesHere if file.getName.endsWith(".scala") line <- fileLines(file) trimmed = line.trim if trimmed.matches(pattern) } println(file +": "+ trimmed)

for expressions