-
Notifications
You must be signed in to change notification settings - Fork 1
Expand file tree
/
Copy pathJS-Variables-Let.html
More file actions
274 lines (215 loc) 路 9.43 KB
/
Copy pathJS-Variables-Let.html
File metadata and controls
274 lines (215 loc) 路 9.43 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>JS-Variables-Let</title>
<style>
<style > * {
font-family: Arial, Helvetica, sans-serif;
}
code[class*="language-"],
pre[class*="language-"] {
color: black;
background: none;
background-color: rgba(0, 0, 0, 0);
font-family: Consolas, Monaco, "Andale Mono", "Ubuntu Mono", monospace;
font-size: 1em;
text-align: left;
white-space: pre;
word-spacing: normal;
word-break: normal;
word-wrap: normal;
line-height: 1.5;
-moz-tab-size: 4;
-o-tab-size: 4;
tab-size: 4;
-webkit-hyphens: none;
-moz-hyphens: none;
-ms-hyphens: none;
hyphens: none;
}
:not(pre) > code[class*="language-"]::after,
pre[class*="language-"]::after {
right: 0.75em;
left: auto;
-webkit-transform: rotate(2deg);
-moz-transform: rotate(2deg);
-ms-transform: rotate(2deg);
-o-transform: rotate(2deg);
transform: rotate(2deg);
}
pre[class*="language-"]::before,
pre[class*="language-"]::after {
content: "";
z-index: -2;
display: block;
position: absolute;
bottom: 0.75em;
left: 0.18em;
width: 40%;
height: 20%;
max-height: 13em;
-webkit-transform: rotate(-2deg);
-moz-transform: rotate(-2deg);
-ms-transform: rotate(-2deg);
-o-transform: rotate(-2deg);
transform: rotate(-2deg);
}
:not(pre) > code[class*="language-"],
pre[class*="language-"] {
background-color: #fdfdfd;
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
margin-bottom: 1em;
}
pre[class*="language-"] {
position: relative;
margin: 0.5em 0;
margin-bottom: 0.5em;
overflow: visible;
padding: 0;
}
code[class*="language-"],
pre[class*="language-"] {
color: black;
background: none;
background-color: rgba(0, 0, 0, 0);
font-family: Consolas, Monaco, "Andale Mono", "Ubuntu Mono", monospace;
font-size: 1em;
text-align: left;
white-space: pre;
word-spacing: normal;
word-break: normal;
word-wrap: normal;
line-height: 1.5;
-moz-tab-size: 4;
-o-tab-size: 4;
tab-size: 4;
-webkit-hyphens: none;
-moz-hyphens: none;
-ms-hyphens: none;
hyphens: none;
}
pre {
display: block;
font-size: 87.5%;
color: #212529;
}
pre {
margin-top: 0;
margin-bottom: 1rem;
overflow: auto;
-ms-overflow-style: scrollbar;
}
code,
kbd,
pre,
samp {
font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
"Courier New", monospace;
font-size: 1em;
}
pre[class*="language-"] > code {
position: relative;
border-left: 10px solid #358ccb;
box-shadow: -1px 0px 0px 0px #358ccb, 0px 0px 0px 1px #dfdfdf;
background-color: #fdfdfd;
background-image: linear-gradient(
transparent 50%,
rgba(69, 142, 209, 0.04) 50%
);
background-size: 3em 3em;
background-origin: content-box;
background-attachment: local;
}
code[class*="language"] {
max-height: inherit;
height: inherit;
padding: 0 1em;
display: block;
overflow: auto;
}
code[class*="language-"],
pre[class*="language-"] {
color: black;
background: none;
background-color: rgba(0, 0, 0, 0);
background-attachment: scroll;
background-image: none;
background-size: auto;
background-origin: padding-box;
font-family: Consolas, Monaco, "Andale Mono", "Ubuntu Mono", monospace;
font-size: 1em;
text-align: left;
white-space: pre;
word-spacing: normal;
word-break: normal;
word-wrap: normal;
line-height: 1.5;
-moz-tab-size: 4;
-o-tab-size: 4;
tab-size: 4;
-webkit-hyphens: none;
-moz-hyphens: none;
-ms-hyphens: none;
hyphens: none;
}
pre code {
font-size: inherit;
color: inherit;
word-break: normal;
}
code {
font-size: 87.5%;
color: #e83e8c;
word-wrap: break-word;
}
code,
kbd,
pre,
samp {
font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
"Courier New", monospace;
font-size: 1em;
}
*,
::after,
::before {
box-sizing: border-box;
}
</style>
</head>
<body>
<h1>Const Variable:</h1>
<p>Variables defined with const cannot be Redeclared</p>
<p>Variables defined with const cannot be Reassigned</p>
<p>Variables defined with const have Block Scope</p>
<h3>Example:</h3>
<pre
class="language-markup"
tabindex="0"
><code class="language-markup"><span class="token doctype"><span class="token punctuation"><!</span><span class="token doctype-tag">DOCTYPE</span> <span class="token name">html</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>html</span> <span class="token attr-name">lang</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>en<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>head</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>meta</span> <span class="token attr-name">charset</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>UTF-8<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>meta</span> <span class="token attr-name">name</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>viewport<span class="token punctuation">"</span></span> <span class="token attr-name">content</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>width=device-width, initial-scale=1.0<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>meta</span> <span class="token attr-name">http-equiv</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>X-UA-Compatible<span class="token punctuation">"</span></span> <span class="token attr-name">content</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>ie=edge<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>title</span><span class="token punctuation">></span></span>JavaScript<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>title</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span><span class="token punctuation">></span></span><span class="token script"><span class="token language-javascript">
<span class="token keyword">let</span> z <span class="token operator">=</span> <span class="token string">"Hello World"</span><span class="token punctuation">;</span>
document<span class="token punctuation">.</span><span class="token function">write</span><span class="token punctuation">(</span>z<span class="token punctuation">)</span><span class="token punctuation">;</span>
</span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>head</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>body</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>body</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>html</span><span class="token punctuation">></span></span></code></pre>
</body>
<script>
let a = "Hamza Khan Lodhi<br>";
document.write(a);
a = "Rehman";
document.write(a);
</script>
</html>