upperline-hs-strings-mini-lab's Introduction

String Methods Interactive Practice

What will each of the following lines of code return?

???

String Practice

?: puts "i am super excited about coding!".upcase

( ) "I Am Super Excited About Coding!" (X) "I AM SUPER EXCITED ABOUT CODING!" ( ) "I aM sUPER eXCITED aBOUT cODING!"

?: puts "stressed".reverse

( ) "STRESSED" ( ) "sTrEsSeD" (X) "desserts"

?: puts "Hi! My name is Joe".swapcase

(X) "hI! mY NAME IS jOE" ( ) "HI! MY NAME IS JOE" ( ) "hi! my name is joe"

?: puts "short string".length

(X) 12 ( ) 11 ( ) 2

?: puts "backwards".reverse.upcase

( ) "sdrawkcab" ( ) "BACKWARDS" (X) "SDRAWKCAB"

???

Now it's your turn to use string methods.

?: Get enthusiastic about ruby! How do I print out "I love ruby" in all caps?

( ) "I love Ruby".swapcase (X) "I love Ruby".upcase ( ) "I love Ruby".uppercase

?: Use a method to print out how long the sentence "This is a pretty long string. I wonder how long it is?" is

(X) "This is a pretty long string. I wonder how long it is?".length ( ) "This is a pretty long string. I wonder how long it is?".swapcase ( ) "This is a pretty long string. I wonder how long it is?".printlength

?: It's backwards day! How would you print "backwards" backwards?

( ) "backwards".length ( ) "backwards".backwards (X) "backwards".reverse

?: Wouldn't it be great if there was a string method that always capitalized the first letter of a string? There is! "make it capitalize the first letter in this string!"

( ) "make it capitalize the first letter in this string!".upcase ( ) "make it capitalize the first letter in this string!".swapcase (X) "make it capitalize the first letter in this string!".capitalize

?: How much do we love "Ruby"? So much that we want to say it in all caps AND backwards. How would you do this?

( ) "Ruby".captialize.reverse ( ) "Ruby".reverse.swapcase (X) "Ruby".upcase.reverse

???

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