input

prompt for user input

Calling Sequence

x = input(message [, "string"])

Arguments

:message character string : :”string” the character string “string” (may be abbreviated to

“s”)

: :x real number (or character string if “string” is in the calling

sequence)

:

Description

input(message) gives the user the prompt in the text string and then waits for input from the keyboard. The input can be expression which is evaluated by evstr. If nothing but a carriage return is entered at the prompt input(message) returns an empty matrix

Invoked with two arguments, the output is a character string which is the expression entered at keyboard. If nothing but a carriage return is entered at the prompt input(message) returns a single white space ” “.

Examples

//x=input("How many iterations?")
//x=input("What is your name?","string")

See Also

• evstr evaluation of expressions
• x_dialog Dialog for interactive multi-lines input.
• x_mdialog Dialog for interactive vector/matrix input.