<code>$a = 'Hello, world!	';
echo $a;</code><pre>Hello, world!	0.0009536743
Hello, world!	0.0009536743
Hello, world!	0
Hello, world!	0
Hello, world!	0
Hello, world!	0
Hello, world!	0.0011920929
Hello, world!	0
Hello, world!	0
Hello, world!	0
0.00030994415
</pre><code>$qwertyqwertyqwertyqwertyqwerrty = 'Hello, world!	';
echo $qwertyqwertyqwertyqwertyqwerrty;</code><pre>Hello, world!	0.0009536743
Hello, world!	0
Hello, world!	0
Hello, world!	0
Hello, world!	0
Hello, world!	0
Hello, world!	0
Hello, world!	0
Hello, world!	0
Hello, world!	0
9.536743E-5
</pre>