How can you pass a variable by reference?

946

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How can we display the output directly to the browser?

934

---

Tell me how a constant is defined in a php script?

878

---

How can we define a variable accessible in functions of a php script?

959

---

What is the use of "ksort" in php?

898

---

Do you know when sessions ends?

971

---

What are the three classes of errors that can occur in php?

984

---

Tell me how is it possible to propagate a session id?

984

---

Explain me what is the use of 'print' in php?

876

---

Tell me what is the difference between the functions strstr() and stristr()?

974

---

Explain what is the use of "echo" in php?

981

---

How failures in execution are handled with include() and require() functions?

978

---

Do you know how to delete a file from the system?

960

---

Do you know how can php and html interact?

954

---

Explain me the difference between include and require?

863

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