Chapter 5: General Objects and Methods

truncate()

Description

Reduces the size of the blob to the number of characters identified in length. This method truncates the contents of the blob, starting from the rightmost position until the contents fit the new size. The truncate() method releases memory.

Syntax

truncate(int length);

Parameter	Description
length	Number of characters to reduce the size of the blob.

Return value

Integer. Returns the new blob size, if successful, and 0, if failed.

Examples

Example 50

blob myblob;

myblob = “abcdefg123456”;

myblob.truncate(7);

Usage

Pointer to object	Object
`int smaller_size;`	`int smaller_size;`
`smaller_size = 22;`	`smaller_size = 45;`
`pb->truncate(smaller_size);`	`myblob.truncate(smaller_size);`

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