x$+y$

String concatenation.

Chr$(x)

Returns the ASCII character corresponding to the value (x)

Str$(x)

Returns a string representation of the value of (x). The number of decimal places can be set by the FixDecimal command.

Left$(x$,y)

Returns the left (y) characters of x$.

Right$(x$,y)

Returns the right (y) characters of x$

Mid$(x$,y{,z})

Returns a substring of (x$) starting at position (y) and (z) characters in length. If the third parameter (z) is not specified then the substring is taken from the start position (y) to the end of (x$).

Replace$(x$,y$,z$)

Returns a string (x$) with all occurrences of (y$) replaced with (z$).

String$(x$,y)

Returns a string containing (x$) replicated (y) times.

Upper$(x$)

Returns a string containing (x$) in upper case.

Lower$(x$)

Returns a string containing (x$) in lower case.

Trim$(x$)

Returns a string containing (x$) with the white space removed from the beginning and end.

isNumber(n$)

This function returns true (1) if the string parameter is a valid numeric expression, if not false (0) is returned.

Parse$(e$)

This function parses a valid numeric expression and returns the result as a numeric text string. If an error occurs "Error" is returned.

SciNot$(x)

Returns a string containing the value of (x) in scientific notation.

Bin$(x)

Returns a string containing the value of (x) in binary.

Oct$(x)

Returns a string containing the value of (x) in octal.

Hex$(x)

Returns a string containing the value of (x) in hex.

BinDec(x$)

Returns the decimal value of a string (x$) containing a binary value.

OctDec(x$)

Returns the decimal value of a string (x$) containing an octal value.

HexDec(x$)

Returns the decimal value of a string (x$) containing a hex value.

Len(x$)

Length of a string (x$)

ASCII(x$)

ASCII value of (x$)

Val(x$)

Numeric value of (x$)

ValLen(x)

Length of (x) as a string. The number of decimal places can be adjusted with the FixDecimal command.

InStr(x$,y$,z)

Returns the index to the first occurrence of the substring (y$) in the string (x$). Searching begins at the offset (z). If the substring is not found then 0 is returned.

DeviceID$()

Returns a string that is a unique device (phone) ID.

AndroidVersion$()

Returns the Android version running on the device.

BasicVersion$()

Returns the currently running Basic version number.