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run code in 150+ php & hhvm versions
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<?php $val="8M"; $val = trim($val); $last =str_split($val); echo $last[1]; ?>
Output for 5.0.0 - 7.1.0
M
Output for 4.4.5 - 4.4.9
<br /> <b>Fatal error</b>: Call to undefined function: str_split() in <b>/in/c1DA1</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.4.4
<br /> <b>Fatal error</b>: Call to undefined function: str_split() in <b>/in/c1DA1</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1
<br /> <b>Fatal error</b>: Call to undefined function: str_split() in <b>/in/c1DA1</b> on line <b>4</b><br />