num-rows

mysqli_result::$num_rows
mysqli_num_rows
Gets the number of rows in the result set
ENTITY
ENTITY
int
string
mysqli_result-ENTITYnum_rows
ENTITY
int
string
mysqli_num_rows
mysqli_result
result
Returns the number of rows in the result set.
The behaviour of 
mysqli_num_rows depends on whether buffered or unbuffered result sets are being used. This function returns 
0 for unbuffered result sets unless all rows have been fetched from the server.
ENTITY
ENTITY
An ENTITY representing the number of fetched rows. Returns 
0 in unbuffered mode unless all rows have been fetched from the server.
ENTITY
ENTITY
ENTITY
<?php
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
$result = $mysqli->query("SELECT Code, Name FROM Country ORDER BY Name");
/* Get the number of rows in the result set */
$row_cnt = $result->num_rows;
printf("Result set has %d rows.\n", $row_cnt);
   
ENTITY
<?php
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
$result = mysqli_query($link, "SELECT Code, Name FROM Country ORDER BY Name");
/* Get the number of rows in the result set */
$row_cnt = mysqli_num_rows($result);
printf("Result set has %d rows.\n", $row_cnt);
   
ENTITY
Result set has 239 rows.
ENTITY
[!NOTE]
In contrast to the 
mysqli_stmt_num_rows function, this function doesn't have an object-oriented method variant. In the object-oriented style, use the getter property.
ENTITY
mysqli_affected_rows, 
mysqli_store_result, 
mysqli_use_result, 
mysqli_query, 
mysqli_stmt_num_rows