<?php var_dump(substr('FooBar', 42)); var_dump(substr('FooBar', -42, 3)); var_dump(substr('FooBar', 42, 3)); var_dump(mb_substr('FooBar', 42, 3)); var_dump(iconv_substr('FooBar', 42, 3)); var_dump(grapheme_substr('FooBar', 42, 3));
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