note 107620 modified in function.str-getcsv by tularis
| From: | tularis@php.net | Date: | Wed, 22 Feb 2012 21:04:33 +0000 |
| Subject: | note 107620 modified in function.str-getcsv by tularis | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-186296@lists.php.net to get a copy of this message | ||
The previous function did not parse empty cells at the end of a line correctly. Here\'s the
fixed version. Thanks to Graham Lawrence for the fix.
<?php
function
parse_csv($file,$comma=',',$quote='"',$newline="\n")
{
$db_quote = $quote . $quote;
// Clean up file
$file = trim($file);
$file = str_replace("\r\n",$newline,$file);
$file = str_replace($db_quote,'"',$file); // replace double quotes
with " HTML entities
$file = str_replace(',",',',,',$file); // handle
,"", empty cells correctly
$file = str_replace(","\n",",\n",$file); //
handle ,""\n empty cells correctly at the end of lines
$file .= $comma; // Put a comma on the end, so we parse last cell
$inquotes = false;
$start_point = 0;
$row = 0;
$cellNo = 0;
for($i=0; $i<strlen($file); $i++) {
$char = $file[$i];
if ($char == $quote) {
if ($inquotes) {
$inquotes = false;
}
else {
$inquotes = true;
}
}
if (($char == $comma or $char == $newline) and !$inquotes) {
$cell = substr($file,$start_point,$i-$start_point);
$cell = str_replace($quote,'',$cell); // Remove delimiter quotes
$cell = str_replace('"',$quote,$cell); // Add in data
quotes
if ($row>0) $data[$row][$data[0][$cellNo]] = $cell;
else $data[$row][] = $cell;
$cellNo++;
$start_point = $i + 1;
if ($char == $newline) {
$cellNo = 0;
$row ++;
}
}
}
return $data;
}
--was--
The previous function did not parse empty cells at the end of a line correctly. Here's the
fixed version. Thanks to Graham Lawrence for the fix.
function
parse_csv($file,$comma=',',$quote='"',$newline="\n")
{
$db_quote = $quote . $quote;
// Clean up file
$file = trim($file);
$file = str_replace("\r\n",$newline,$file);
$file = str_replace($db_quote,'"',$file); // replace double quotes with
" HTML entities
$file = str_replace(',",',',,',$file); // handle ,"",
empty cells correctly
$file = str_replace(","\n",",\n",$file); // handle
,""\n empty cells correctly at the end of lines
$file .= $comma; // Put a comma on the end, so we parse last cell
$inquotes = false;
$start_point = 0;
$row = 0;
$cellNo = 0;
for($i=0; $i<strlen($file); $i++) {
$char = $file[$i];
if ($char == $quote) {
if ($inquotes) {
$inquotes = false;
}
else {
$inquotes = true;
}
}
if (($char == $comma or $char == $newline) and !$inquotes) {
$cell = substr($file,$start_point,$i-$start_point);
$cell = str_replace($quote,'',$cell); // Remove delimiter quotes
$cell = str_replace('"',$quote,$cell); // Add in data quotes
if ($row>0) $data[$row][$data[0][$cellNo]] = $cell;
else $data[$row][] = $cell;
$cellNo++;
$start_point = $i + 1;
if ($char == $newline) {
$cellNo = 0;
$row ++;
}
}
}
return $data;
}
http://php.net/manual/en/function.str-getcsv.php