Block Modification

item.block.modification event is a startup script event that allows you to change properties of existing itemsblocks

onEvent('item.block.modification', event => {
  event.modify('minecraft:ender_pearl'stone', itemblock => {
    item.maxStackSizeblock.destroySpeed = 640.1
    item.fireResistantblock.hasCollision = truefalse
  })
})

All available properties:

• intString maxStackSizematerial
• boolean hasCollision
• float destroySpeed
• float explosionResistance
• boolean randomlyTicking
• String soundType
• float friction
• float speedFactor
• float jumpFactor
• int maxDamage
• int burnTime
• String craftingReminderlightEmission
• boolean fireResistant
• Rarity rarity
• tier = tierOptions => {
  • int uses
  • float speed
  • float attackDamageBonus
  • int level
  • int enchantmentValue
  • Ingredient repairIngredientrequiredTool
• }
• foodProperties = food => { // note: uses functions instead of a = b
  • hunger(int)
  • saturation(float)
  • meat(boolean)
  • alwaysEdible(boolean)
  • fastToEat(boolean)
  • effect(String effectId, int duration, int amplifier, float probability)
  • removeEffect(String effectId)
• }