do not add null-valued parameters
git-svn-id: http://svn.openlayers.org/trunk/openlayers@959 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
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@@ -932,10 +932,9 @@ OpenLayers.Util.getParameterString = function(params) {
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for (var key in params) {
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for (var key in params) {
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var value = params[key];
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var value = params[key];
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//skip functions
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if ((value != null) && (typeof value != 'function')) {
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if (typeof value == 'function') continue;
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paramsArray.push(key + "=" + value);
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}
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paramsArray.push(key + "=" + value);
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}
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}
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return paramsArray.join("&");
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return paramsArray.join("&");
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