Answer Posted / sunil kumar

<?php //first establish connection with database
mysql_connect("localhost","root","");
mysql_select_db("demoprj");
// then write the query suppose our table is tbl_student
$sql_stu="select* from tbl_student";
$res_stu=mysql_query($sql_stu);
$rows_stu=mysql_num_rows($res_stu);
echo"number of rows in tbl_student are=".$rows_stu;
?>

How to create a public static method in PHP?

994

---

Which function would you use to insert a record into a database in php?

1005

---

Is php dead 2019?

895

---

What is difference between mysql_connect and mysqli_connect?

967

---

How can we increase execution time of a php script?

899

---

What is difference between mysqli and mysql?

1011

---

What is PECL?

1154

---

What are the 3 types of sessions?

1000

---

Define object-oriented methodology?

981

---

How will you calculate days between two dates in PHP?

1035

---

Explain about looping in PHP?

1025

---

What is a session in php?

961

---

What happens if an expected input field was not submitted?

916

---

What are escaping characters?

912

---

Which function is used to read a single character from a file in PHP.

1008

---