-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathPactice.html
462 lines (359 loc) · 12.7 KB
/
Pactice.html
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
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Practice Task</title>
</head>
<body>
<script>
// ******************************************** Operator ********************************************
// ----------------------- Arithmetic Operator -----------------------
let qual = 10;
console.log(qual);
let sum = 10 + 5;
console.log(sum);
let sub = 10 - 5;
console.log(sub);
let multi = 10 * 5;
console.log(multi);
let divide = 10 / 5;
console.log(divide);
console.log("");
// ----------------------- Assignment Operator -----------------------
let nsum = 10;
nsum = nsum + 20;
nsum += 30;
console.log(nsum);
console.log("");
// ----------------------- Comparison Operator -----------------------
let compare1 = "5";
let compare2 = 5;
console.log(compare1 == compare2);
console.log(compare1 === compare2);
console.log(compare1 != compare2);
console.log(compare1 !== compare2);
console.log(compare1 < compare2);
console.log(compare1 > compare2);
console.log(compare1 <= compare2);
console.log(compare1 >= compare2);
console.log("");
// ----------------------- Logical Operator -----------------------
let Logic1 = true;
let Logic2 = true;
console.log(Logic1 && Logic2);
console.log(Logic1 || Logic2);
console.log((Logic1 = !Logic2));
console.log("");
// ----------------------- Ternary Operator -----------------------
let condition = true;
let a = 0;
let b = 0;
if (condition === true) {
a++;
b++;
}
console.log(`a = ${a} , b = ${b}`);
i = true ? (a++, b++) : ((a = 0), (b = 0));
console.log(`a = ${a} , b = ${b}`);
console.log("");
console.log("");
// ******************************************** Functions ********************************************
// ----------------------- Calling Function -----------------------
function fun(num1, num2) {
return num1 + num2;
}
console.log(fun(5, 4));
console.log(" ");
// ----------------------- Arrow Function -----------------------
const myfun = () => {
console.log("Hello World");
};
myfun();
const myFun1 = (waight) => {
console.log(`Your Waight Is ${waight} Kg.`);
};
myFun1(65);
const myfun2 = (first, second) => {
return first + second;
};
console.log(myfun2(25, 27));
console.log(" ");
// ----------------------- Anonymous Function -----------------------
function nfun() {
console.log("Hello World!");
}
nfun();
const nfun1 = function () {
console.log("Hello World!");
};
nfun1();
console.log("");
console.log("");
// ******************************************** Arrays ********************************************
// ----------------------- Creating Array -----------------------
const Arr = [1, 2, 3, 4, 5, 6];
console.log(Arr);
const Arr1 = [1, "mix", 5, "hello", false, null];
console.log(Arr1);
const nArr = new Array("Mayur", "Nadi", "jk", "rajdeep");
console.log(nArr);
console.log("");
// ----------------------- Accessing the Elements of an Array -----------------------
const frndName = ["jk", "nadi", "rajdeep", "shlok"];
console.log(frndName);
console.log(frndName[3]);
console.log("");
// ----------------------- Nested Array -----------------------
const food = [
["Apple", "Orange", "Banana"],
["Strawberry", "Blueberry", "Raspberry"],
["Potato", "Carrot", "Broccoli"],
];
console.log(food);
console.log(food[0][1]);
console.log(food[1][2]);
console.log(food[2][0]);
console.log("");
// ----------------------- Array Method -----------------------
const method = ["Mayur", "jk", "nadi", "rajdeep", "valu", "denish"];
console.log(method);
const method1 = ["apple", "😊", "kiwi", "gwava", "graps"];
console.log(method1);
const method2 = [1, 2, 3, 4, 5, 6];
console.log(method2);
let emty = "";
const callback = (e) => e % 2 !== 0;
console.log("at", method.at(2));
console.log("Concat", method.concat(method1));
console.log(method.copyWithin(3, 2, 1));
console.log(method.every((e) => e !== undefined));
console.log(method.filter((e) => e.length < 5));
console.log(method.find((e) => e.length < 5));
console.log(method.findIndex((e) => e.length < 5));
console.log(method.findLast((e) => e.length < 5));
console.log(method.findLastIndex((e) => e.length < 5));
method2.forEach((e) => (emty += e));
console.log(emty);
console.log(method2.includes(2));
console.log(method.indexOf("nadi"));
console.log(Array.isArray(method));
console.log(method1.join());
console.log(method.lastIndexOf("rajdeep"));
console.log(method1.length);
console.log(method2.map((e) => e * 2));
console.log(method.pop());
console.log(method);
console.log(method.push("denish"));
console.log(method);
console.log(method2.reduce((ecu, cur) => ecu + cur));
console.log(method.reverse());
console.log(method.shift());
console.log(method);
console.log(method.unshift("denish"));
console.log(method);
console.log(method.some(callback));
console.log(method.sort());
console.log(method1.splice(2, 0, "new", "India"));
console.log(method1);
console.log(method1.toReversed());
console.log(method1.toSorted());
console.log(method1.toSpliced(3, 3));
console.log(method.toString());
console.log(method.valueOf());
console.log(method1.with());
console.log("");
console.log("");
// ******************************************** Map ********************************************
const fisrtmap = new Map([
["Gryffindor", "Harry Potter"],
["Slytherin", "Draco Malfoy"],
["Hufflepuff", "Cedric Diggory"],
]);
console.log(fisrtmap);
console.log("");
// ----------------------- Map Method -----------------------
const secondmap = new Map([
["Apple", 5],
["Orange", 6],
["kiwi", 4],
["banana", 8],
["Gwava", 2],
]);
console.log(secondmap);
console.log(secondmap.delete("Orange"));
console.log(secondmap);
console.log(secondmap.delete("85485"));
console.log(secondmap.get("Apple"));
console.log(secondmap.get("Orange"));
console.log(secondmap.has("Apple"));
console.log(secondmap.has("yoiuou"));
console.log(secondmap.set("mirchi", 8));
console.log(secondmap.size);
console.log("");
console.log("");
// ******************************************** Loop ********************************************
// ----------------------- While Loop -----------------------
let loop1 = 0;
while (loop1 < 5) {
console.log(loop1);
loop1++;
}
console.log("");
// ----------------------- Do While Loop -----------------------
let loop2 = 0;
let loop2i = 0;
do {
loop2 = loop2 + loop2i;
console.log(loop2);
loop2i++;
} while (loop2 < 20);
console.log("");
// ----------------------- For Loop -----------------------
for (let loop3 = 0; loop3 < 5; loop3++) {
console.log(loop3);
}
console.log("");
// ----------------------- For Of Loop -----------------------
const loop4Item = ["Mayur", "nadi", "jk", "rajdeep"];
for (const lineitem of loop4Item) {
console.log(lineitem);
}
console.log("");
// ----------------------- For In Loop -----------------------
const loop5Item = { apple: 5, banana: 8, Kiwi: 6 };
for (const nItem in loop5Item) {
console.log(nItem);
console.log(loop5Item[nItem]);
}
console.log("");
// ----------------------- Reverse Loop -----------------------
for (let loop6 = loop4Item.length - 1; loop6 >= 0; loop6 -= 1) {
console.log(loop6);
}
console.log("");
// ----------------------- Looping Through Arrays -----------------------
for (let loop7 = 0; loop7 < loop4Item.length; loop7++) {
console.log(loop4Item[loop7]);
}
console.log("");
// ----------------------- Looping Through Object -----------------------
const loop8 = Object.entries(loop5Item);
for (const [key, value] of loop8) {
console.log(`${key} : ${value}`);
}
console.log("");
// ----------------------- Break Keyword -----------------------
for (let loop9 = 0; loop9 < 10; loop9++) {
if (loop9 > 5) {
break;
}
console.log(loop9);
}
console.log("");
// ----------------------- Nested For Loop -----------------------
for (let loop10 = 0; loop10 < 2; loop10 += 1) {
for (let loop10n = 0; loop10n < 3; loop10n += 1) {
console.log(`${loop10} - ${loop10n}`);
}
}
console.log("");
console.log("");
// ******************************************** Object ********************************************
const person = {
Fname: "John",
Lname: "Doe",
Age: 25,
Gender: "Male",
nationality: "Indian",
};
console.log(person);
console.log("");
// ----------------------- Object Property -----------------------
console.log(person.Fname);
console.log(person.nationality);
console.log("");
// ----------------------- Object Method -----------------------
const person1 = {
Fname: "Mayur",
Lname: "Nakum",
FullName: function () {
return this.Fname + " " + this.Lname;
},
};
console.log(person1.FullName());
console.log("");
// ----------------------- Object Classes -----------------------
// const nperson = new Person2();
// nperson.Fname = "Sally";
// nperson.Lname = "Doe";
// nperson.Age = 24;
// console.log(nperson);
// class Person2 {
// constructor(Fname, Lname) {
// this.Fname = Fname;
// this.Lname = Lname;
// }
// greeting() {
// return `${this.Fname} - ${this.Lname}`;
// }
// }
console.log("");
// ******************************************** Conditionals ********************************************
// ----------------------- If Statement -----------------------
const FSatement = true;
// if (FSatement) {
// console.log("Fsatement is Run");
// }
// console.log("")
// ----------------------- If else Statement -----------------------
if (FSatement == true) {
console.log("This Ans. Is" + " " + FSatement);
} else {
console.log("This Ans. Is Wrong");
}
console.log("");
// ----------------------- else if Statement -----------------------
const LStatement = 13;
if (LStatement <= 10) {
console.log("Good Morning");
} else if (LStatement <= 12) {
console.log("Good Aftenoon");
} else {
console.log("Good Evening");
}
console.log("");
console.log("");
// ******************************************** Number methods ********************************************
const num = 25.21;
console.log(Number.isFinite(num));
console.log(Number.isInteger(num));
console.log(Number.isNaN(num));
console.log(num.toExponential());
console.log(num.toFixed(2));
console.log(num.toLocaleString());
console.log(num.toString());
console.log(num.toPrecision(2));
console.log("");
console.log("");
// ******************************************** Enums ********************************************
const Enums = Object.freeze({
north: 0,
south: 1,
east: 2,
west: 3,
});
Object.keys(Enums).forEach((ele) => console.log(ele));
console.log("");
console.log("");
// ******************************************** Json ********************************************
let jsonString = '{"Hello" : "World"}';
console.log(JSON.parse(jsonString));
console.log("");
let jsonString1 = {
Hello: "World",
};
console.log(JSON.stringify(jsonString1));
</script>
</body>
</html>