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Use String.slice instead of String.substring in order to save a three bytes. Close gh-1261.
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@ -238,7 +238,7 @@ jQuery.fn.extend({
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name = attrs[ i ].name;
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if ( name.indexOf( "data-" ) === 0 ) {
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name = jQuery.camelCase( name.substring(5) );
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name = jQuery.camelCase( name.slice(5) );
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dataAttr( elem, name, data[ name ] );
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}
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}
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