<?php?

echo $m1 = memory_get_usage();?

//echo "<br />";

?$var_string = "123";

echo $m2 = memory_get_usage()-$m1;?

//echo "<br />";

$n=123;?

echo $m3 = memory_get_usage()-$m1-$m2;?

//echo "<br />";

$f=123.00;

echo $m4 = memory_get_usage()-$m1-$m2-$m3;?

//echo "<br />";

?$var_array = array("123");

echo $m5 = memory_get_usage()-$m1-$m2-$m3-$m4;

為什么有<br>時(shí)和沒有時(shí)不一樣。

?( 沒有《br》) : 217320328264272576

有<br>時(shí)：217672
320
272
272
576

而且把下面那一串連起來，和上面的217320328264272576也不一樣啊