IsXML

Determines whether a string is well-formed XML text.

Note, this will return true if the XML contiains things like XEE (XML External Entity) or doctype definitions, which are prohibited by your XML Settings.

Method Signature

IsXML(value=[any])

Arguments

Argument	Type	Required	Description	Default
value	any	true	A string containing the XML document text.

Examples

isXML Example

Returns true if the string is well-formed XML.

Run Example

example = "<boxlangengines>
 <engine>
  <name>Adobe ColdFusion</name>
 </engine>
 <engine>
  <name>Boxlang</name>
 </engine>
 <engine>
  <name>Railo</name>
 </engine>
 <engine>
  <name>Open BlueDragon</name>
 </engine>
</boxlangengines>";
writeOutput( isXml( example ) );

Result: true

isXML Example for Invalid XML

Returns false if the string is not well-formed XML.

Run Example

example1 = "<boxlangengines>
 <engine>
  <name>Adobe ColdFusion</name>
 </engine>
 <engine>
  <name>Boxlang</name>";
writeOutput( isXml( example1 ) );

Result: false

Additional Examples

Run Example

globalVar = "<Earth>
 <required>
  <name>Trees</name>
 </required>
 <required>
  <name>Water</name>
 </required>
 <required>
  <name>Agriculture</name>
 </required>
 <required>
  <name>Humanity</name>
 </required>
</Earth>";
writeOutput( isXml( globalVar ) );

Related

• ArrayIsEmpty
• arrayIsEmpty
• Attempt
• IsArray
• IsBinary
• IsBoolean
• IsBoxSet
• IsClosure
• IsCustomFunction
• IsDate
• IsDateObject
• IsDebugMode
• IsDefined
• IsEmpty
• IsFileObject
• IsIPv6
• IsJSON
• IsLeapYear
• IsLocalHost
• IsNull
• IsNumeric
• IsNumericDate
• IsObject
• IsQuery
• IsRange
• IsSimpleValue
• IsStringBuilder
• IsStruct
• IsValid
• IsXmlAttribute
• IsXMLDoc
• IsXMLElem
• IsXMLNode
• IsXMLRoot
• LSIsNumeric
• structIsEmpty