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Nemil Dalal 2015-11-30 16:01:51 -05:00
parent ec6172fc5e
commit 4b7d7e3d2e
1 changed files with 5 additions and 5 deletions
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solidity.html.markdown
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@ -72,7 +72,7 @@ contract AcmeBank {
// Fallback function
// The fallback function is called if none of the other functions matches the given function identifier.
// It is often meant to be called when invalid data is sent or ether without data.
// Typically, called when invalid data is sent to the contract or ether without data.
// Added so that ether sent to this contract is reverted if the contract fails
// otherwise, the sender loses their money; you should add this in most contracts
function () { throw; }
@ -87,10 +87,10 @@ contract AcmeBank {
// or floats) and for dates
uint x;
// with 'constant', the compiler replaces each occurence with the acutal value
// with 'constant', the compiler replaces each occurrence with the actual value
// int of 256 bits, cannot be changed after instantiation
int constant a = 8;
int256 constant a = 8; // same effect as line above, here the 256 is explict
int256 constant a = 8; // same effect as line above, here the 256 is explicit
// For both int and uint, you can explicitly set space in steps of 8
// e.g., int8, int16
@ -221,7 +221,7 @@ function increment(uint x) returns (uint) {
}
// Functions can return many arguments, and by specifying the returned arguments
// you don't need to explicity return
// you don't need to explicitly return
function increment(uint x, uint y) returns (uint x, uint y) {
x += 1;
y += 1;
@ -241,7 +241,7 @@ function increment(uint x) constant returns (uint x) {
// There are a few 'function visibility specifiers' that can be placed where 'constant'
// is, which include:
// internal (can only be called by an internal function, not one external to the contract)
// public - visibile externally and internally
// public - visible externally and internally
// private - only visible in the current contract
// Functions are hoisted (so you can call a function, even if it is declared later) - and you can assign a function to a variable