Before this commit : The library underscore.js and underscore.string.js were used in the ODOO solution. After this commit : Every usages of a function from underscore.js lib has been replaced with native javascript. The goal is to remove all usages of underscore.js and to not use anymore this library in ODOO. --- TaskId : 3246238 closes odoo/odoo#120437 Signed-off-by: Géry Debongnie <ged@odoo.com>