Services_JSON::substr8 │ public │ WP 1.0

Deprecated since 5.3.0. It is no longer supported and may be removed in future releases. Use PHP native JSON extension instead.

Returns part of a string, interpreting $start and $length as number of bytes.

Method of the class: Services_JSON{}

No Hooks.

Returns

Int. length

Usage

$Services_JSON = new Services_JSON();
$Services_JSON->substr8( $string, $start, $length );
$string(required)
.
$start(required)
.
$length
.
Default: false

Changelog

Deprecated since 5.3.0 Use the PHP native JSON extension instead.

Services_JSON::substr8() code WP 6.9.1

wp-includes/class-json.php 
function substr8( $string, $start, $length=false ) 
{
    _deprecated_function( __METHOD__, '5.3.0', 'The PHP native JSON extension' );

    if ( $length === false ) {
        $length = $this->strlen8( $string ) - $start;
    }
    if ( $this->_mb_substr ) {
        return mb_substr( $string, $start, $length, "8bit" );
    }
    return substr( $string, $start, $length );
}