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Removes unnecessary test and ensures getResponseHeader returns null if the header does not exist.

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jaubourg 2011-01-19 17:21:51 +01:00
parent bd6eb849ee
commit d343bfe528
1 changed files with 7 additions and 12 deletions
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15
src/ajax.js
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@ -295,30 +295,25 @@ jQuery.extend({
}, },
// Builds headers hashtable if needed // Builds headers hashtable if needed
// (match is used internally) getResponseHeader: function( key ) {
getResponseHeader: function( key , match ) {
var match;
if ( state === 2 ) { if ( state === 2 ) {
if ( responseHeaders === undefined ) { if ( !responseHeaders ) {
responseHeaders = {}; responseHeaders = {};
if ( typeof responseHeadersString === "string" ) {
while( ( match = rheaders.exec( responseHeadersString ) ) ) { while( ( match = rheaders.exec( responseHeadersString ) ) ) {
responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ]; responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ];
} }
} }
}
match = responseHeaders[ key.toLowerCase() ]; match = responseHeaders[ key.toLowerCase() ];
} else {
match = null;
} }
return match; return match || null;
}, },
// Cancel the request // Cancel the request