From 2427c61d46131a6657bd4eff361129e3e8ca7d56 Mon Sep 17 00:00:00 2001
From: pm091 <pm_091@outlook.com>
Date: Mon, 20 May 2019 16:53:39 +0100
Subject: [PATCH] Retrieve 1st line only from input file

Retrieves the 1st line only to avoid passing the file object across the pipeline.
---
 Validate-CSVHeaders.ps1 | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Validate-CSVHeaders.ps1 b/Validate-CSVHeaders.ps1
index 35b4b09..ae3ae84 100644
--- a/Validate-CSVHeaders.ps1
+++ b/Validate-CSVHeaders.ps1
@@ -8,7 +8,7 @@ function Validate-CSVHeaders ($correctHeaders) {
     [ValidateSet('Yes','No')]$validateHeaders = Read-Host "Validate headers?"
     if ($validateHeaders -eq 'Yes') {
 	    # put all the headers into a comma separated array
-	    $headers = (Get-Content $fileName | Select-Object -First 1).Split(",")
+	    $headers = (Get-Content $fileName -TotalCount 1).Split(",")
 	    for ($i = 0; $i -lt $headers.Count; $i++) {
 		
 		    # trim any leading white space and compare the headers
@@ -21,4 +21,4 @@ function Validate-CSVHeaders ($correctHeaders) {
     }
 }
 
-Validate-CSVHeaders $correctHeaders
\ No newline at end of file
+Validate-CSVHeaders $correctHeaders