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实用案例.js
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实用案例.js
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1. 按行读取文本
方法一、
string.save("/test.txt",str );
//每次读一行
for line in io.lines("/test.txt") {
console.log( line )
}
方法二、
//上面的代码基本等价于下面的过程
file = io.open("/test.txt","r+t")
while(
var lineNum,line = 0;
lineNum++, line = file.read();
line
){
console.log(lineNum,line )
}
方法三、
string.save("/test.txt",str );
io.getLines = function(path,from=1,to){
var i = 1;
var ret = {};
if(!to)from = to;
for line in io.lines("/test.txt") {
if( i >= from ){
..table.push( ret,line);
if( i >= to ){
break;
}
}
i++;
}
return string.join( ret,'\r\n');
}
var str = io.getLines("/test.txt",2,3);
console.log(str)
方法四、
var next = io.lines("/test.txt")
for( i=1;2 ){
next() //跳过2行
}
while( var line ; line = next();line ) {
console.log( line )
}
方法五、
var str = string.load("/test.txt");
var tab = ..table.slice( string.split(str,'<\r\n>'),2,3) //取第二行到第三行
console.varDump(tab)
2. 打开网页
import process
process.execute("http://www.baidu.com/")