Texas Instruments TI-84 PLUS SILV Guidebook - Page 277

Concatenation To concatenate two or more strings, follow these steps. 1. Enter string1, which can be a string or string name. 2. Press Ã. 3. Enter string2, which can be a string or string name. If necessary, press à and enter string3, and so on. string1+string2+string3... 4. Press Í to display the strings as a single string. Selecting a String Function from the CATALOG To select a string function or instruction and paste it to the current screen, follow the steps for selecting an item from the CATALOG. Equ4String( Equ4String( converts an equation to a string. The equation must be store in a VARS Y-VARS variable. Yn contains the equation. Strn (from Str1 to Str9, or Str0) is the string variable to which you want the equation to be stored. Equ4String(Yn,Strn) expr( expr( converts the character string contained in string to an expression and executes it. string can be a string or a string variable. Chapter 15: CATALOG, Strings, Hyperbolic Functions 270