When building dynamic links where the ID must be a continuous string of digits. Advanced Tips Expressions - Apache FreeMarker Manual
Ensures long IDs in a JSON object remain valid numbers without thousand-separators that would cause parsing errors. ${(986849583 878964016)?c}
By default, FreeMarker uses when printing numbers. If your system is set to a US locale, a large number might be rendered with commas (e.g., 986,849,583... ), which will break JSON structures or JavaScript code. Without ?c (Human) With ?c (Computer) Output 986,849,583,878,964,016 986849583878964016 Locale Depends on user/server settings Independent of all locale settings Use Case Reports, Web pages, Emails JSON, JavaScript, Java, XML Common Use Cases for This Specific Format When building dynamic links where the ID must
This identifies a dynamic placeholder that FreeMarker will replace with a calculated value in the final output. If your system is set to a US