xslt - Substring before throwing error -
i've below xml <?xml version="1.0" encoding="utf-8"?> <body> <p>industrial drawing: creative composition</p> <p>industrial drawing: creative<fn> <fnn>4</fnn> <fnt> <p>ftn1"</p> </fnt> </fn> composition </p> </body> and below xsl. <xsl:template match="p"> <xsl:choose> <xsl:when test="contains(substring-before(./text(),' '),'article')"> <xsl:text>sect3</xsl:text> <xsl:value-of select="./text()"/> </xsl:when> <xsl:when test="contains(substring-before(./b/text(),' '),'section')"> <xsl:text> sect 2</xsl:text> <xsl:value-of select="./text()"/> </xsl:when> <xsl:w
