Initialization and Downloading the Target
The example script initializes by including the
LIB_parse libraries you read about earlier. It also creates an array where the parsed data is stored, and it sets the product counter to zero, as shown in Listing 7-1.
# Initialization include("LIB_http.php"); include("LIB_parse.php"); $product_array=array(); $product_count=0; # Download the target (practice store) web page $target = "http://www.schrenk.com/webbots/example_store"; $web_page = http_get($target, "");
Listing 7-1: Initializing the price-monitoring webbot
After initialization, the script proceeds to download the target web page with the
get_http() function described in Chapter 3.
After downloading the web page, the script parses all ...