mysqli_result.field_count(3) [php man page]
MYSQLI_RESULT.FIELD_COUNT(3) 1 MYSQLI_RESULT.FIELD_COUNT(3) mysqli_result::$field_count - Get the number of fields in a result Object oriented style SYNOPSIS
int$mysqli_result->field_count () DESCRIPTION
Procedural style int mysqli_num_fields (mysqli_result $result) Returns the number of fields from specified result set. PARAMETERS
o $ result -Procedural style only: A result set identifier returned by mysqli_query(3), mysqli_store_result(3) or mysqli_use_result(3). RETURN VALUES
The number of fields from a result set. EXAMPLES
Example #1 Object oriented style <?php $mysqli = new mysqli("localhost", "my_user", "my_password", "world"); /* check connection */ if (mysqli_connect_errno()) { printf("Connect failed: %s ", mysqli_connect_error()); exit(); } if ($result = $mysqli->query("SELECT * FROM City ORDER BY ID LIMIT 1")) { /* determine number of fields in result set */ $field_cnt = $result->field_count; printf("Result set has %d fields. ", $field_cnt); /* close result set */ $result->close(); } /* close connection */ $mysqli->close(); ?> Example #2 Procedural style <?php $link = mysqli_connect("localhost", "my_user", "my_password", "world"); /* check connection */ if (mysqli_connect_errno()) { printf("Connect failed: %s ", mysqli_connect_error()); exit(); } if ($result = mysqli_query($link, "SELECT * FROM City ORDER BY ID LIMIT 1")) { /* determine number of fields in result set */ $field_cnt = mysqli_num_fields($result); printf("Result set has %d fields. ", $field_cnt); /* close result set */ mysqli_free_result($result); } /* close connection */ mysqli_close($link); ?> The above examples will output: Result set has 5 fields. SEE ALSO
mysqli_fetch_field(3). PHP Documentation Group MYSQLI_RESULT.FIELD_COUNT(3)
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MYSQLI_NUM_FIELDS(3) 1 MYSQLI_NUM_FIELDS(3) mysqli_result::$field_count - Get the number of fields in a result Object oriented style SYNOPSIS
int$mysqli_result->field_count () DESCRIPTION
Procedural style int mysqli_num_fields (mysqli_result $result) Returns the number of fields from specified result set. PARAMETERS
o $ result -Procedural style only: A result set identifier returned by mysqli_query(3), mysqli_store_result(3) or mysqli_use_result(3). RETURN VALUES
The number of fields from a result set. EXAMPLES
Example #1 Object oriented style <?php $mysqli = new mysqli("localhost", "my_user", "my_password", "world"); /* check connection */ if (mysqli_connect_errno()) { printf("Connect failed: %s ", mysqli_connect_error()); exit(); } if ($result = $mysqli->query("SELECT * FROM City ORDER BY ID LIMIT 1")) { /* determine number of fields in result set */ $field_cnt = $result->field_count; printf("Result set has %d fields. ", $field_cnt); /* close result set */ $result->close(); } /* close connection */ $mysqli->close(); ?> Example #2 Procedural style <?php $link = mysqli_connect("localhost", "my_user", "my_password", "world"); /* check connection */ if (mysqli_connect_errno()) { printf("Connect failed: %s ", mysqli_connect_error()); exit(); } if ($result = mysqli_query($link, "SELECT * FROM City ORDER BY ID LIMIT 1")) { /* determine number of fields in result set */ $field_cnt = mysqli_num_fields($result); printf("Result set has %d fields. ", $field_cnt); /* close result set */ mysqli_free_result($result); } /* close connection */ mysqli_close($link); ?> The above examples will output: Result set has 5 fields. SEE ALSO
mysqli_fetch_field(3). PHP Documentation Group MYSQLI_NUM_FIELDS(3)