topic Re: What is the syntax for values in the &quot;constraint&quot; field of the XLM form? I am putting in &quot;&lt;1000&quot; so as to limit inputs to have 3 or less characters and it errors out on me. in ArcGIS Survey123 Questions https://community.esri.com/t5/arcgis-survey123-questions/what-is-the-syntax-for-values-in-the-quot/m-p/769525#M3371 <HTML><HEAD></HEAD><BODY><P>Hi Ian,</P><P></P><P>The constraint needs to include the field that you want to compare against (i.e., what is less than 1000?). &nbsp;From the context of your question, it sounds like you want to control the size of the field with the constraint, so you can use . to represent your field:</P><P>.&lt;1000</P></BODY></HTML> Mon, 26 Mar 2018 17:56:49 GMT JamesTedrick 2018-03-26T17:56:49Z What is the syntax for values in the "constraint" field of the XLM form? I am putting in "<1000" so as to limit inputs to have 3 or less characters and it errors out on me. https://community.esri.com/t5/arcgis-survey123-questions/what-is-the-syntax-for-values-in-the-quot/m-p/769524#M3370 <HTML><HEAD></HEAD><BODY><P>What is the syntax for values in the "constraint" field of the XLM form? I am putting in "&lt;1000" so as to limit inputs to have 3 or less characters and it errors out on me.</P></BODY></HTML> Mon, 26 Mar 2018 17:43:32 GMT https://community.esri.com/t5/arcgis-survey123-questions/what-is-the-syntax-for-values-in-the-quot/m-p/769524#M3370 IandeNeeve2 2018-03-26T17:43:32Z Re: What is the syntax for values in the "constraint" field of the XLM form? I am putting in "<1000" so as to limit inputs to have 3 or less characters and it errors out on me. https://community.esri.com/t5/arcgis-survey123-questions/what-is-the-syntax-for-values-in-the-quot/m-p/769525#M3371 <HTML><HEAD></HEAD><BODY><P>Hi Ian,</P><P></P><P>The constraint needs to include the field that you want to compare against (i.e., what is less than 1000?). &nbsp;From the context of your question, it sounds like you want to control the size of the field with the constraint, so you can use . to represent your field:</P><P>.&lt;1000</P></BODY></HTML> Mon, 26 Mar 2018 17:56:49 GMT https://community.esri.com/t5/arcgis-survey123-questions/what-is-the-syntax-for-values-in-the-quot/m-p/769525#M3371 JamesTedrick 2018-03-26T17:56:49Z