truncate_words

Shortens a string down to the number of words passed as the argument. If the specified number of words is less than the number of words in the string, an ellipsis (…) is appended to the string.

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Custom ellipsis

truncatewords takes an optional second parameter that specifies the sequence of characters to be appended to the truncated string. By default this is an ellipsis (…), but you can specify a different sequence.

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Output

Ground control to--

No ellipsis

You can avoid showing trailing characters by passing a blank string as the second parameter:

Input

Output

Ground control to