17.3. Removing All Leading and Trailing Whitespaces of a String: trim() Function

The trim() function helps us remove all leading and trailing whitespaces of a string. Its syntax is:


The trim() function returns invalid if any error occurs.

The following WMLScript examples demonstrate the use of trim():

x = String.trim("   WAP Tutorials   ");
y = String.trim("WAP Tutorials");

After executing the above script, both x and y contain the string value "WAP Tutorials".

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