Description: Get the Unicode value of a character at the specified position in a string. Syntax: asc( string{, nPos} ) Nspecified position, unicode value, asci, integer
Description: Count the number of members of a sequence. Syntax: A.count(x) count(x1,…,xn ) Equivalent to A.count (), wsequence, non-null member, integer
Description: Get the hour from a specified datetime. Syntax: hour(datetimeExp) Note: Get the hour from the specified tim specified datetime, hour, integer
Description: A data type conversion function. It is used to obtain the integer part of a given numeric value expression data type conversion function, integer
Description: Get a random string. Syntax: rands(s,l) Note: The function generates a string of length l randomly using thrandom string, integer