StrLwr

Misc - String(2)

Syntax: StrLwr"<string>", <storage variable name>

Function: Converts all the characters of a string to lower case and assigns the resulting string to the specified variable.

StrMid

Misc - String(2)

Syntax: StrMid"<string>", n, <storage variable name> [,<number of characters>]

Function: Copies a specific number of characters of a string, starting from the nth character, and assigns the resulting string to the specified variable.

Description: Omitting the number of characters causes the string to be copied up to the end.

StrRight

Misc - String(2)

Syntax: StrRight"<string>", n, <storage variable name>

Function: Copies a string up to the nth character from the right, and assigns the resulting string to the specified variable.

StrRotate

Misc - String(2)

Syntax: StrRotate"<string>", <storage variable name> [,n]

Function: Rotates the left side part and right side part of a string at the nth character, and assigns the resulting string to the specified variable.

Description: Rotation is to the left when “n” is positive, and to the right when “n” is negative. Omitting “n” uses a default value of +1.

StrShift

Misc - String(2)

Syntax: StrShift"<string>", <storage variable name> [,n]

Function: Shifts a string left or right n characters, and assigns the resulting string to the specified variable.

Description: Shift is to the left when “n” is positive, and to the right when “n” is negative. Omitting “n” uses a default value of +1.

StrSrc

Misc - String(2)

Syntax: StrSrc"<string 1>", "<string 2>", <storage variable name> [,<search start location>]

Function: Searches "<string 1>" starting from the specified point (nth character from beginning of string) to determine if it contains the data specified by "<string 2>". If the data is found, this command returns the location of the first character of "<string 2>", starting from the beginning of "<string 1>".

Description: Omitting the start point causes the search to start from the beginning of "<string 1>".

strToExp(

Misc - String(2)

Syntax: strToExp("<string>")

Function: Converts a string to an expression, and executes the expression.

StrUpr

Misc - String(2)

Syntax: StrUpr"<string>", <storage variable name>

Function: Converts all the characters of a string to upper case and assigns the resulting string to the specified variable.

Switch~Case~Default~SwitchEnd Ctrl - Switch

Syntax:

Switch<expression 1> : Case<expression 2> :

[<statement>] … : Break : Case<expression 3> … :

[<statement>] … : Break : … : Case<expression n> :

[<statement>] … : Break : Default : [<statement>] … : SwitchEnd

•<expression 1> through <expression n> should be expressions that produce real numbers.

Function: Executes one of a series of processes based on the value of <expression>.

Description:

•This command executes the statement following the Case expression that matches the Switch expression.

•If there is no matching Case expression, the statement following Default is executed. If there is no Default specified, a non-match jumps to the statement following SwitchEnd.

•You can use a multi-statement command (:) in place of the carriage return to separate statements.

•Switch~SwitchEnd can be exited using the Break command, Return command, or Goto command.

SwitchEnd

Ctrl - Switch

See Switch~Case~Default~SwitchEnd.

T

TableInput

Misc - Setup(3)

Function: Used as a SetTVariable command argument to specify an option. See SetTVariable.

TangentLine

I/O - Sketch

Syntax: TangentLine<graph number>, <x-coordinate> [,<color command>]

Function: Draws a line tangent to the graph at the specified x-value.

TCD

k

Syntax: TCDLower value, Upper value, df value

Function: See “Student’s t Cumulative Distribution” (page 145).

Text

I/O - Sketch

Syntax: Text<horizontal pixel value>, <vertical pixel value>, {<numeric value> ; "<string>" ; <variable>} [,<color command>]

Function: Displays the specified text on the Graph window.

Then

Ctrl - If

See If~Then~ElseIf~Else~IfEnd.

Chapter 12: Program Application

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