What is meant by ‘passing the variable by value and reference' in php?

1050

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Which functions are used to count the total number of array elements in php?

1080

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What is the use of $_request variable?

1074

---

What is a persistence cookie?

989

---

What are the uses of implode() function?

1148

---

Which function is used in php to search a particular value in an array?

954

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Does php support multiple inheritances?

1058

---

What are the differences between mysqli_connect and mysqli_pconnect?

1070

---

What are the uses of explode() and implode() functions?

1173

---

Which functions are used to remove whitespaces from the string?

1201

---

What is the difference between for and foreach loop in php?

1153

---

How can a cross-site scripting attack be prevented by php?

1035

---

What are the uses of explode() function?

1127

---

Why do we use php?

1007

---

How can you execute php script from the command line?

1066

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