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vvikramjhu/a.php

Last active August 29, 2015 13:56
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a.php
<?php
$var = "";
$var2 = "";
function foo($var){
$var = $var."Hello World";
bar($var2):
)
function bar($var){
$var2 = $var2."I am good" ;
}
foo($var);
// What are $var and $var2?
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