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-rw-r--r--docs/control-structures.rst7
1 files changed, 6 insertions, 1 deletions
diff --git a/docs/control-structures.rst b/docs/control-structures.rst
index 0a233763..8d1788d3 100644
--- a/docs/control-structures.rst
+++ b/docs/control-structures.rst
@@ -55,6 +55,8 @@ of other contracts, the amount of Wei sent with the call and the gas can be spec
contract InfoFeed {
function info() returns (uint ret) { return 42; }
}
+
+
contract Consumer {
InfoFeed feed;
function setFeed(address addr) { feed = InfoFeed(addr); }
@@ -77,10 +79,12 @@ of unused parameters (especially return parameters) can be omitted.
contract c {
function f(uint key, uint value) { ... }
+
function g() {
// named arguments
f({value: 2, key: 3});
}
+
// omitted parameters
function func(uint k, uint) returns(uint) {
return k;
@@ -212,7 +216,7 @@ In the following example, we show how `throw` can be used to easily revert an Et
contract Sharer {
function sendHalf(address addr) returns (uint balance) {
- if (!addr.send(msg.value/2))
+ if (!addr.send(msg.value / 2))
throw; // also reverts the transfer to Sharer
return this.balance;
}
@@ -290,6 +294,7 @@ you really know what you are doing.
for (uint i = 0; i < _data.length; ++i)
o_sum += _data[i];
}
+
// We know that we only access the array in bounds, so we can avoid the check.
// 0x20 needs to be added to an array because the first slot contains the
// array length.