String methods

The key string methods you need to know are:

Concatenation

Concatenation is used to join strings using the plus symbol. If you want to concatenate a non-string value, you need to cast it first.

There are 3 ways to slice a string into a substring:

.substring(x,y): this method creates a substring starting at character x and y characters in length e.g. "computer".substring(1,3) is "omp"
.left(x): this method creates a substring consisting of the leftmost x characters e.g. "computer".left(3) is "com"
.right(x): this method creates a substring consisting of the rightmost x characters e.g. "computer".right(3) is "ter"

There are two methods to change the case of a string or character in OCR reference language:

ASCII conversion refers to the 2 commands that convert to and from a letters equivalent denary ASCII value:

ASC(x) is used to convert a value between 0 and 255 to its ASCII equivalent e.g. ASC(65) is "A"
CHR(x) is used to convert a character to its denary ASCII equivalent e.g. CHR("a") is 97

Questions:

Correct:

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