PHP | odbc_field_len() Function

PHP odbc_field_len() Function


Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP odbc_field_len() Function.

The built-in PHP odbc_field_len() function is used in getting the length of a field.

Syntax

Following below is the syntax to use this function -

int odbc_field_len ( resource $result_id , int $field_number )


Parameter Details

Sr.NoParameters & Description
1

result_id

It used to identifier the result

2

field_number

It contains the information about filed number, field number starts from 1


Return Value

This function returns the length of a field on success or FALSE on failure.

Example

Try out the following example below -

<?php
   $input_ID = odbc_connect("DSN","user_id","pass_id");
   $sql = "SELECT * FROM Products";
   $result = odbc_exec($input_ID, $sql);
   
   odbc_fetch_row($result);
   
   for ($col = 1; $col<=odbc_num_fields($result); $col++) {
      printf("Column %s has length %s\n", odbc_field_name($result, $col), odbc_field_len($result, $col));
   }
?>


Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the odbc_field_name() Function in PHP.

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