In almost every program there are times you need to make decisions and that's when you use.
And if statement, Here is an example, Let's say we have a variable called temperature, we set it to 35. Now, if temperature is greater than 30, perhaps we want to display a message to the user.
So we use an if statement if after if we add a condition which is basically a boolean expression, an expression that produces a boolean value.
So if temperature is greater than 30 here, we have a boolean expression.
If this expression evaluates to true, the following statements will be executed.
Let me show you.
Now, here's the important part that a lot of beginners miss, when you use, an if statement.
You should always terminate your statement with a colon Now.
Let's see what happens when I press.
Enter our cursor is indented.
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