String handling functionsΒΆ

These functions are a subset of General functions, grouped here for convenience.

centre() | center()

Return a string centred within its width

getstr()

Return a substring of a longer string

instr()

Search for a pattern in a string

left()

Left-justify a string

right()

Right-justify a string

setstr()

Store a substring within a longer string

strlen()

Return the length of a string

textlength()

Return the number of character positions a string will occupy in a specified font

tolower()

Fold a string to lower case

todate()

Convert a text expression to date

tostr()

Convert an expression to text

toupper()

Fold a string to upper case