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Parsing xml to get the all nodes between two nodes

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0 Hi I have an xml as below: > <body> > <p> > > <xxx> > <txt>{{<txt> > </xxx> > <Err type="Start"/> > <xxx> > <txt>f</txt> > </xxx> > <xxx> > <txt>irst_name</txt> > </xxx> > <Err type="End"/> > <xxx> > <txt>}}</txt> > </xxx> > <p> </body> So I am trying to get everything between <Err type="Start"/> .... <Err type="End"/> and then extract the txt node v...
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Arsenic

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This article is about the chemical element. For the poison commonly called arsenic, see arsenic trioxide. For other uses, see Arsenic (disambiguation). Chemical element with atomic number 33 Arsenic,   33 As Arsenic Pronunciation / ˈ ɑːr s n ɪ k / ( ARS -nik ) as an adjective: / ɑːr ˈ s ɛ n ɪ k / ( ar- SEN -ik ) Allotropes grey (most common), yellow, black Appearance metallic grey Standard atomic weight.mw-parser-output .nobold{font-weight:normal} A r, std (As) 7001749215950000000♠ 74.921 595 (6) [1] Arsenic in the periodic table Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton Ru...
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