How to know whether a key exists or not in perl?

522

---

Explain split function in perl?

550

---

Explain socket programming in perl?

498

---

What is perl dbi?

491

---

What is the use of 'ne' operator?

482

---

What does 'do' statement do in perl?

493

---

Explain the difference between declarations of 'my' and 'local' variable scope in perl?

492

---

How will you create a file in perl?

517

---

What is eval function in perl?

541

---

What does read () command do?

515

---

How to replace perl array elements?

524

---

What is the difference between single (') and double (") quote in a string in perl?

477

---

How to close a directory in perl?

489

---

How to convert strings into an array in perl?

510

---

Explain regular expression in perl?

521

---