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isUpper

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Description

Returns "true" if the provided argument str is a string containing only upper letters.

Parameters

Return Type

Boolean (true/false)

Examples

Example 1

wret = isUpper("FOOBAR");
print(wret);

Print true

Example 2

wret = isUpper("aAA2345f.FF");
print(wret);

Print false

Example 3

wret = isUpper("");
print(wret);

Print false

isUpper returns "false" if the character string str contains blanks or special characters or is a null string.

See also

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