Flow Controls

if_then_else.coffee

if true == true
  "we are ok"

if true != true then "panic"

#There is no ternary in Coffeescript
# (i > 0) ? "OK" : "Not OK"
if i > 0 then "OK" else "Not OK"
       (or)
if i > 0 then "OK"
else "Not OK"

# suffixed if statement
alert "Hello Reds !!!" if heat < 5

# instead of negation (!) we can use "not" keyword
if not true then "panic"

# "unless" statement (looks like multi line is mandatory)
unless true
  "panic"

# "is" statement which translates to "==="
if true is 1
  "Type coercion fail!"

# "isnt" alternative to "is not"
if true isnt true
  alert "Opposite day!"

if_then_else.js

if (true === true) {
  "We're ok";
}
if (true !== true) {
  "Panic";
}
if (1 > 0) {
  "Ok";
} else {
  "Y2K!";
}

# suffixed if statement
if (heat < 5) {
 alert ("Hello Reds !!!");
}

# instead of negation (!) we can use "not" keyword
if (!true) {
 "panic";
}

# "unless" statement (looks like multi line is mandatory)
if (!true) {
 "panic";
}

# "is" statement which translates to "==="
if (true === 1) {
  "Type coercion fail!";
}

# "isnt" alternative to "is not"
if (true !== true) {
  alert ("Opposite day!");
}