toupper()

Converts a string to uppercase and return the converted string. If an integer having the value of an ASCII character is passed, then the integer is converted to represent the uppercase value for the ASCII character and returned. Returns a string (if a string is passed) or an integer (if an integer is passed).

See also: tolower(), strcasecmp().

Syntax:

toupper(str);

where

str is a string to convert.

Example:

fputs(stderr, toupper("aBcD"));
// will print "ABCD"

Download Example File:

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Is Sub String?
Read Configuration File
Substring Character Position

Where Used:

Measurement Expressions (Data Display equations and Schematic MeasEqns), Schematic, Layout, Simulation, GUI