変数代入ができていない

###javascriptの変数の原因がわからない
これに間違いありますか?

javascript
1var token=""
2let now_mozi=1
3function passseise(){
4    switch (now_mozi) {
5        case 1:
6            token = token+"a"
7            break;
8        case 2:
9            token = token+"b"
10            break;
11        case 3:
12            token = token+"c"
13            break;
14        case 4:
15            token = token+"d"
16            break;
17        case 5:
18            token = token+"e"
19            break;
20        case 6:
21            token = token+"f"
22            break;
23        case 7:
24            token = token+"g"
25            break;
26        case 8:
27            token = token+"h"
28            break;
29        case 9:
30            token = token+"i"
31            break;
32        case 10:
33            token = token+"j"
34            break;
35        case 11:
36            token = token+"k"
37            break;
38        case 12:
39            token = token+"l"
40            break;
41        case 13:
42            token = token+"m"
43            break;
44        case 14:
45            token = token+"n"
46            break;
47        case 15:
48            token = token+"o"
49            break;
50        case 16:
51            token = token+"p"
52            break;
53        case 17:
54            token = token+"q"
55            break;
56        case 18:
57            token = token+"r"
58            break;
59        case 19:
60            token = token+"s"
61            break;
62        case 20:
63            token = token+"t"
64            break;
65        case 21:
66            token = token+"u"
67            break;
68        case 22:
69            token = token+"v"
70            break;
71        case 23:
72            token = token+"w"
73            break;
74        case 24:
75            token = token+"x"
76            break;
77        case 25:
78            token = token+"y"
79            break;
80        case 26:
81            token = token+"z"
82            break;
83        case 27:
84            token = token+"A"
85            break;
86        case 28:
87            token = token+"B"
88            break;
89        case 29:
90            token = token+"C"
91            break;
92        case 30:
93            token = token+"D"
94            break;
95        case 31:
96            token = token+"E"
97            break;
98        case 32:
99            token = token+"F"
100            break;
101        case 33:
102            token = token+"G"
103            break;
104        case 34:
105            token = token+"H"
106            break;
107        case 35:
108            token = token+"I"
109            break;
110        case 36:
111            token = token+"J"
112            break;
113        case 37:
114            token = token+"K"
115            break;
116        case 38:
117            token = token+"L"
118            break;
119        case 39:
120            token = token+"M"
121            break;
122        case 40:
123            token = token+"N"
124            break;
125        case 41:
126            token = token+"O"
127            break;
128        case 42:
129            token = token+"P"
130            break;
131        case 43:
132            token = token+"Q"
133            break;
134        case 44:
135            token = token+"R"
136            break;
137        case 45:
138            token = token+"S"
139            break;
140        case 46:
141            token = token+"T"
142            break;
143        case 47:
144            token = token+"U"
145            break;
146        case 48:
147            token = token+"V"
148            break;
149        case 49:
150            token = token+"W"
151            break;
152        case 50:
153            token = token+"X"
154            break;
155        case 51:
156            token = token+"Y"
157            break;
158        case 52:
159            token = token+"Z"
160            break;// !,&,',/,
161    }
162}
163console.log(token)// a

コメントで、関数を読んでいないと指摘されたので、呼び出すと、aと出ました
本コードがこちらです

js
1function passseise(){
2    switch (now_mozi) {
3        case 1:
4            token = token+"a"
5            break;
6        case 2:
7            token = token+"b"
8            break;
9        case 3:
10            token = token+"c"
11            break;
12        case 4:
13            token = token+"d"
14            break;
15        case 5:
16            token = token+"e"
17            break;
18        case 6:
19            token = token+"f"
20            break;
21        case 7:
22            token = token+"g"
23            break;
24        case 8:
25            token = token+"h"
26            break;
27        case 9:
28            token = token+"i"
29            break;
30        case 10:
31            token = token+"j"
32            break;
33        case 11:
34            token = token+"k"
35            break;
36        case 12:
37            token = token+"l"
38            break;
39        case 13:
40            token = token+"m"
41            break;
42        case 14:
43            token = token+"n"
44            break;
45        case 15:
46            token = token+"o"
47            break;
48        case 16:
49            token = token+"p"
50            break;
51        case 17:
52            token = token+"q"
53            break;
54        case 18:
55            token = token+"r"
56            break;
57        case 19:
58            token = token+"s"
59            break;
60        case 20:
61            token = token+"t"
62            break;
63        case 21:
64            token = token+"u"
65            break;
66        case 22:
67            token = token+"v"
68            break;
69        case 23:
70            token = token+"w"
71            break;
72        case 24:
73            token = token+"x"
74            break;
75        case 25:
76            token = token+"y"
77            break;
78        case 26:
79            token = token+"z"
80            break;
81        case 27:
82            token = token+"A"
83            break;
84        case 28:
85            token = token+"B"
86            break;
87        case 29:
88            token = token+"C"
89            break;
90        case 30:
91            token = token+"D"
92            break;
93        case 31:
94            token = token+"E"
95            break;
96        case 32:
97            token = token+"F"
98            break;
99        case 33:
100            token = token+"G"
101            break;
102        case 34:
103            token = token+"H"
104            break;
105        case 35:
106            token = token+"I"
107            break;
108        case 36:
109            token = token+"J"
110            break;
111        case 37:
112            token = token+"K"
113            break;
114        case 38:
115            token = token+"L"
116            break;
117        case 39:
118            token = token+"M"
119            break;
120        case 40:
121            token = token+"N"
122            break;
123        case 41:
124            token = token+"O"
125            break;
126        case 42:
127            token = token+"P"
128            break;
129        case 43:
130            token = token+"Q"
131            break;
132        case 44:
133            token = token+"R"
134            break;
135        case 45:
136            token = token+"S"
137            break;
138        case 46:
139            token = token+"T"
140            break;
141        case 47:
142            token = token+"U"
143            break;
144        case 48:
145            token = token+"V"
146            break;
147        case 49:
148            token = token+"W"
149            break;
150        case 50:
151            token = token+"X"
152            break;
153        case 51:
154            token = token+"Y"
155            break;
156        case 52:
157            token = token+"Z"
158            break;// !,&,',/,
159    }
160}
161function sleep(Msec){
162    var startMsec=new Date();
163    while(new Date() - startMsec < Msec);
164}
165let now_password=""
166var token=""
167const password="test"// ここに正解のパスワードを入れてください(英語の大文字・小文字・数字だけにしてください　全て半角にしてください)
168let kurikaesi; //繰り返しの回数
169let now_hensu=0 //forの吐き出すよう
170let kurikaesi2=0//繰り返しの回数変更用
171while(now_password !== password){
172    var now_mozi; //今の文字の場所
173    var now_gyousu=1 //今の文字の行数
174    kurikaesi2=kurikaesi
175    now_password=""
176    for(kurikaesi=1;1 >= kurikaesi2;kurikaesi2++){
177        for(now_mozi=1;52 >= now_mozi;now_hensu++){
178            passseise();
179            now_password+= "" + token;
180            token="";
181            nowmozi++
182        }
183    }
184    console.log(now_password);
185    kurikaesi += 1;
186}
187console.log("password found:" + now_password);