change Main, Init to lower case.

make new() take an optional expression, not expression list.
add an example for new().

SVN=112895
This commit is contained in:
Rob Pike 2008-03-17 19:05:07 -07:00
parent 65348a89b8
commit e4ca60eca7

View file

@ -56,13 +56,13 @@ declarations followed by other declarations. There are no statements
at the top level of a file.
A program consists of a number of packages. By convention, one
package, by default called Main, is the starting point for execution.
It contains a function, also called Main, that is the first function invoked
package, by default called main, is the starting point for execution.
It contains a function, also called main, that is the first function invoked
by the run time system.
If any package within the program
contains a function Init(), that function will be executed
before Main.Main() is called. The details of initialization are
contains a function init(), that function will be executed
before main.main() is called. The details of initialization are
still under development.
@ -149,7 +149,7 @@ comprehensible composability of types.
Here is a complete example Go program that implements a concurrent prime sieve:
package Main
package main
// Send the sequence 2, 3, 4, ... to channel 'ch'.
func Generate(ch *chan> int) {
@ -182,7 +182,7 @@ Here is a complete example Go program that implements a concurrent prime sieve:
}
}
func Main() {
func main() {
Sieve()
}
@ -999,7 +999,7 @@ Expression syntax is based on that of C but with fewer precedence levels.
Call = Expression "(" [ ExpressionList ] ")" .
Conversion = TypeName "(" [ ExpressionList ] ")" .
Allocation = "new" "(" Type [ "," ExpressionList ] ")" .
Allocation = "new" "(" Type [ "," Expression ] ")" .
binary_op = log_op | rel_op | add_op | mul_op .
log_op = "||" | "&&" .
@ -1052,6 +1052,7 @@ Primary expressions
(s + ".txt")
f(3.1415, true)
Point(1, 2)
new([]int, 100)
m["foo"]
s[i : j + 1]
obj.color