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OP_1

INFO

Opcode number: 81
Byte representation: 0x51
Other names: OP_TRUE, OP_PUSHNUM_1
Short Description: Push the number 1 onto the stack.

The OP_1 opcode, which corresponds to the byte 0x51, pushes the number 1 onto the stack. OP_1` is a fundamental opcode in Bitcoin Script, enabling a variety of operations and serving as a building block for more complex scripts.

Examples

Example 1

shell
# ASM script
OP_1 OP_1

# Raw script
5151

# Final stack
1
1

Example 2

shell
# ASM script
OP_1 OP_1 OP_ADD

# Raw script
515193

# Final stack
2