Sometimes a function you have in your program may be causing errors. All you have to do is add throws after the function and then place the function in a …
Personally I don’t use a assert much but you can use it to make sure the value you are getting from a variable is the correct one. The above code …
If you don’t want to set a default value to your variable you will have to write your variable like this:
If you don’t want to set a default value to your variable you will have to write your variable like this:
This will check if there is a value and assign it to a value. In this case bill is nil so I’m defining a default string to the value so …
A tuple can hold two values of any type but combines them into one value. The aboutMe var has a String and Int value. We can access them with the …
Booleans are the item that tells weather it’s true or false. For example: Is it sunny outside could return true or false depending on things. var canYouSeeTheSun = true var …
Make sure the variable you are trying to change has “var” in front of it. Also you can only change the variable if it is of the same type. String …
Make sure to name your constants and variables with a lowercase letter. If you have more than one word in the name then name the other words with a capital. …
In swift, string interpolation is done by placing () within strings. Like this: Video Tutorials – Start Learning