The dollar turned positive, after edging lower on worries that oil prices and credit market turmoil could limit U.S. interest rate hikes.
The dollar fell on Friday against key world currencies amid a selloff sparked by market volatility concerns.
The Swiss franc rose against the euro on Thursday after Switzerland's central bank kept interest rates on hold at record lows.
New Zealand's central bank cut interest rates to match a record low, but the kiwi dollar climbed on expectations the easing cycle may be ending.
The dollar fell on Wednesday as commodity currencies reversed steep losses from Tuesday as oil recovered.
The dollar soared against oil-linked currencies on Tuesday, touching an 11-year high against the Canadian dollar.
The dollar rose broadly on Monday on expectations the Fed is on track to raise interest rates next week.
The U.S. dollar was higher against the euro on Friday after stronger-than-expected U.S. monthly jobs data.
The U.S. dollar hit a nearly one-month low against the euro on Thursday after the European Central Bank cut its interest rate on deposits.
The U.S. dollar climbed to its highest against the euro in more than seven month.
The dollar fell as a contraction in U.S. manufacturing employment and upbeat European economic data knocked the greenback from 8-1/2-month highs.
The dollar reached an 8 1/2-month high on Monday, as the prospect of further stimulus from the European Central Bank drove the euro lower.
The dollar hit an eight-month high against a basket of currencies on Friday.
The euro fell back towards seven-month lows against the dollar and shed ground against the yen as investors piled on bets against it.
The dollar rose after strong economic data further backed the case for the Federal Reserve to raise interest rates.
The U.S. dollar edged down as investors piled into safe-haven currencies on concerns about rising tension between Russia and Turkey.
The dollar rose to an eight-month high, as comments from a regional Fed president further cemented expectations of a rate hike next month.
Comments from European Central Bank chief Mario Draghi sent the euro down half a percent to below $1.07.
The dollar weakened across the board on Thursday after rising for four straight sessions.
The U.S. dollar stumbled against a basket of currencies on Thursday, even as the Fed's minutes indicated that a December rate rise is on the cards.