Which function will suitably replace 'x' if the size of a file needs to be checked? $Size=x(filename);

1067

---

Write down the benefits of php7?

1107

---

Which is not a file-related function in php?

1100

---

Which function can be used to delete a file?

1246

---

Which is true about the singleton design pattern?

991

---

So if md5() generates the most secure hash, why would you ever use the less secure crc32() and sha1()?

1094

---

What are the steps for the payment gateway processing?

1067

---

Which is not a php magic constant?

1118

---

Which will start a session?

1072

---

which will print out the php call stack?

1039

---

Which is useful for method overloading?

1189

---

Which cryptographic functions in php returns the longest hash value?

1040

---

What new features php7 has in store for us?

1063

---

What is the correct syntax of mail() function in php?

1086

---

What is the best way to change the key without changing the value of a php array element?

1012

---