Swift program to check a string is empty or not
belongs to collection: Swift String Programs
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Severity: 8192
Message: str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated
Filename: libraries/Filtered_db.php
Line Number: 23
belongs to collection: Swift String Programs
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Program/Source Code:
The source code to check a string is empty or not is given below. The given program is compiled and executed successfully.
Output:
Explanation:
In the above program, we imported a package Swift to use the print() function using the below statement,
Here, we created three string variables str1, str2, str3. Then we check each string is empty or not using the isEmpty() function and print appropriate messages on the console screen.
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