23 lines
540 B
PHP
23 lines
540 B
PHP
<?php
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function length_of_last_word($s)
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{
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if (strlen(trim($s)) == 0)
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{
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return "Blank String";
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}
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$words = explode(' ', $s);
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if (sizeof($words) >1)
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return strlen(substr($s, strrpos($s, ' ') + 1));
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else
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return "Single word";
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}
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print_r(length_of_last_word("PHP Exercises")."\n");
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print_r(length_of_last_word("PHP")."\n");
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print_r(length_of_last_word("")."\n");
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print_r(length_of_last_word(" ")."\n");
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?>
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