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Description
| Excerpt |
|---|
Returns true if the provided argument str is a string containing only upper letters. |
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| Code Block |
|---|
wret = isUpper("aAA2345f.FF");
print(wret);
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Print false
Example 3
| Code Block |
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wret = isUpper("");
print(wret);
|
Print false
Notes
| Note |
|---|
isUpper returns false if the character string str contains blanks or special characters or is a null string. |
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