Computers - Passing by reference is a way to pass a variable to a function and modify it inside the function, and have that modification stick when the variable is used outside the function. Which code correctly uses passing by reference to modify the variable for use outside the function?

0 / 60 seg.

Passing by reference is a way to pass a variable to a function and modify it inside the function, and have that modification stick when the variable is used outside the function. Which code correctly uses passing by reference to modify the variable for use outside the function?

Question: 1 / 14132 - Correct: 0 - Streak: ☆☆☆☆☆

Previous question

Next question

1

F_NCT__N

_PP_ND(&$_N_T__L){

$_N_T__L

=

$_N_T__L

.

'

B_L_NG

T_

_S';

}

2

$_N_T__LSTR_NG

=

'ALL

Y__R

B_S_

_R_’;

3

_PP_ND($_N_T__LSTR_NG);

4

_CH_

$_N_T__LSTR_NG;