How do you write a comment in javascript?

918

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How to get value of an element by class in javascript ?

1008

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What is console.log() and why it is used?

1131

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What is 'use strict'?

1063

---

what are the difference unescape() and escape() functions?

1008

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What is singleton class in javascript? Explain

1032

---

What is null in javascript?

1051

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Who introduced javascript?

980

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What is console.log()?

1003

---

What is the difference between "var" and "let" keywords?

979

---

What are the difference between undefined and not defined in javascript?

1065

---

What are the difference between alert() and confirm()?

919

---

What is cdn? Explain

838

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How to concatenate two strings using jquery?

947

---

How to validate email using jquery?

939

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