Answer Posted / puneet bhatt

explode function:-it breaks a string into array.
<?php
$str="hello world.it's a beautiful day.":
print_r(explode(" ",$str):
?>
ans-ARRAY
[0]=>hello
[1]=>world.
[2]=>it's
[3]=>a
[4]=>beautiful
[5]=>day.

implode:-returns a string from elements of an array.
<?php
$arr=array('hello','world!',beautiful,'day!');
echo implode(" ",$arr);
?>
ans-hello world! beautiful day!

Explain why would we use === instead of ==?

988

---

What's the best method for sanitizing user input with php?

976

---

How to enable error reporting in php?

1112

---

Do you know is it possible to extend the execution time of a php script?

1090

---

Is key in array php?

1057

---

Which method do you follow to get a record from a million records? (Searching not from database, from an array in php)?

1023

---

What are the ways to include file in php?

1045

---

What does $globals mean?

1011

---

What is php and why it is used?

1085

---

Where sessions stored in PHP?

1049

---

Should I use mysqli or pdo?

996

---

How the web server interprets php and interacts with the client?

1016

---

What is array filter php?

968

---

How to call php function from javascript using ajax?

1051

---

How to stop the execution of php script?

1021

---