From 19ac86e2063432fca1f21fd3ef9770e7bde5d0ff Mon Sep 17 00:00:00 2001
From: Alin Rus <alin@fsck.ro>
Date: Sun, 14 Jan 2018 18:15:31 +0100
Subject: Remove useless string initialization.

---
 src/netbase.cpp          | 2 +-
 src/rest.cpp             | 2 +-
 src/test/net_tests.cpp   | 2 +-
 src/utilstrencodings.cpp | 4 ++--
 src/wallet/rpcdump.cpp   | 4 ++--
 5 files changed, 7 insertions(+), 7 deletions(-)

(limited to 'src')

diff --git a/src/netbase.cpp b/src/netbase.cpp
index 5be3fe34f8..3ea3141d5e 100644
--- a/src/netbase.cpp
+++ b/src/netbase.cpp
@@ -139,7 +139,7 @@ bool Lookup(const char *pszName, std::vector<CService>& vAddr, int portDefault,
     if (pszName[0] == 0)
         return false;
     int port = portDefault;
-    std::string hostname = "";
+    std::string hostname;
     SplitHostPort(std::string(pszName), port, hostname);
 
     std::vector<CNetAddr> vIP;
diff --git a/src/rest.cpp b/src/rest.cpp
index eeeb3f5141..8cba59dbbc 100644
--- a/src/rest.cpp
+++ b/src/rest.cpp
@@ -90,7 +90,7 @@ static enum RetFormat ParseDataFormat(std::string& param, const std::string& str
 
 static std::string AvailableDataFormatsString()
 {
-    std::string formats = "";
+    std::string formats;
     for (unsigned int i = 0; i < ARRAYLEN(rf_names); i++)
         if (strlen(rf_names[i].name) > 0) {
             formats.append(".");
diff --git a/src/test/net_tests.cpp b/src/test/net_tests.cpp
index ca57f58905..e03234060d 100644
--- a/src/test/net_tests.cpp
+++ b/src/test/net_tests.cpp
@@ -171,7 +171,7 @@ BOOST_AUTO_TEST_CASE(cnode_simple_test)
     ipv4Addr.s_addr = 0xa0b0c001;
     
     CAddress addr = CAddress(CService(ipv4Addr, 7777), NODE_NETWORK);
-    std::string pszDest = "";
+    std::string pszDest;
     bool fInboundIn = false;
 
     // Test that fFeeler is false by default.
diff --git a/src/utilstrencodings.cpp b/src/utilstrencodings.cpp
index 52158e9804..ebafe078f4 100644
--- a/src/utilstrencodings.cpp
+++ b/src/utilstrencodings.cpp
@@ -127,7 +127,7 @@ std::string EncodeBase64(const unsigned char* pch, size_t len)
 {
     static const char *pbase64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
 
-    std::string strRet = "";
+    std::string strRet;
     strRet.reserve((len+2)/3*4);
 
     int mode=0, left=0;
@@ -267,7 +267,7 @@ std::string EncodeBase32(const unsigned char* pch, size_t len)
 {
     static const char *pbase32 = "abcdefghijklmnopqrstuvwxyz234567";
 
-    std::string strRet="";
+    std::string strRet;
     strRet.reserve((len+4)/5*8);
 
     int mode=0, left=0;
diff --git a/src/wallet/rpcdump.cpp b/src/wallet/rpcdump.cpp
index 741ea25340..930e8bbbb4 100644
--- a/src/wallet/rpcdump.cpp
+++ b/src/wallet/rpcdump.cpp
@@ -279,7 +279,7 @@ UniValue importaddress(const JSONRPCRequest& request)
         );
 
 
-    std::string strLabel = "";
+    std::string strLabel;
     if (!request.params[1].isNull())
         strLabel = request.params[1].get_str();
 
@@ -452,7 +452,7 @@ UniValue importpubkey(const JSONRPCRequest& request)
         );
 
 
-    std::string strLabel = "";
+    std::string strLabel;
     if (!request.params[1].isNull())
         strLabel = request.params[1].get_str();
 
-- 
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