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devtooligan/return a string the Seaport way

Last active June 10, 2023 17:01
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Returning a string in Huff, the "Seaport" way
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return a string the Seaport way
Goal:
0x00: 0000000000000000000000000000000000000000000000000000000000000020 (offset)
0x20: 0000000000000000000000000000000000000000000000000000000000000003 (length)
0x40: 544b4e0000000000000000000000000000000000000000000000000000000000 (“TKN”)
Normal way:
Step 1)
0x20 0x00 MSTORE
Memory layout:
0000000000000000000000000000000000000000000000000000000000000020000000000000000000
0000000000000000000000000000000000000000000000000000000000000000000000000000000000
0000000000000000000000000000
Step 2)
0x3 0x20 MSTORE
0000000000000000000000000000000000000000000000000000000000000020000000000000000000
0000000000000000000000000000000000000000000003000000000000000000000000000000000000
0000000000000000000000000000
Step 3)
0x544b4e0000000000000000000000000000000000000000000000000000000000 0x40 MSTORE
0000000000000000000000000000000000000000000000000000000000000020000000000000000000
0000000000000000000000000000000000000000000003544b4e000000000000000000000000000000
0000000000000000000000000000
“Seaport” way:
Step 1)
0x20 0x00 MSTORE
Memory layout:
0000000000000000000000000000000000000000000000000000000000000020000000000000000000
0000000000000000000000000000000000000000000000000000000000000000000000000000000000
0000000000000000000000000000
Step 2)
0x3544b4e 0x23 MSTORE
0000000000000000000000000000000000000000000000000000000000000020000000000000000000
0000000000000000000000000000000000000000000003544b4e000000000000000000000000000000
0000000000000000000000000000
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