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FileWriter fw = null;
try {
fw = new FileWriter("/data/updatetime.dat", true); // true×·¼ÓдÈë
fw.append(message + "\n\r");
} catch (IOException e) {
e.printStackTrace();
} finally {
if (fw != null) {
try {
fw.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
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FileReader fr = new FileReader("/data/updatetime.dat");
char[] data = new char[1024];
int num = fr.read(data);
String result = new String(data, 0, num);
//ÕâÀï»á²úÉúÂÒÂëÎÊÌâ
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String r = null;
try {
BufferedReader br;
br = new BufferedReader(new InputStreamReader(new FileInputStream("/data/updatetime.dat"), "iso8859-1"));
String line = null;
StringBuffer result = new StringBuffer();
while((line = br.readLine()) != null) {
result.append(line);
}
br.close();
r = result.toString();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
System.out.println(r);
//ÕâÀïͬÑù»áÓÐÂÒÂëÎÊÌâ
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BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream("/data/updatetime.dat"), "iso8859-1"));
String line = null;
StringBuffer result = new StringBuffer();
while((line = br.readLine()) != null) {
result.append(line + "<br />");
}
br.close();
String r = new String(result.toString().getBytes("iso8859-1"), "utf-8");
System.out.println(r);
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public boolean connectDb() {
try {
Class.forName("oracle.jdbc.driver.OracleDriver");
return true;
} catch (ClassNotFoundException e) {
System.out.println(e);
return false;
}
}
......
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B[] b;
//A¼Ì³ÐB;
A[] a= (A[])b;
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for( int i=0; i<b.length; i++ )
{
a[i]=(A)b[i];
}
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<?php
cla ......
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var rule = /^\d+$/;
if(!rule.test(addform.rmb_price.value)) {
alert('rmb_price must be number');
addform.rmb_price.focus();
return false;
}
ÔÚphpÖÐÓ÷¨¾ÙÀý
$aa = "/^\d+$/";
if(preg_match($aa, "111")) {
echo "found";
}
ÔÚjavaÖÐÓ÷¨¾ÙÀý ......