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<style>
#parent{
width:300px;
height:300px;
background:gray;
}
#i_want_to_be_bottom{
width:100px;
height:30px;
background:red;
}
</style>
<div id="parent">
    <div id="i_want_to_be_bottom"></div>
</div>

<style>
#parent{
width:300px;
height:300px;
background:gray;
position:relative;
}
#i_want_to_be_bottom{
width:100px;
height:30px;
background:red;
position:absolute;
bottom:0px;
}
</style>
<div id="parent">
    <div id="i_want_to_be_bottom"></div>
</div>

function MobileTest(Mobile_str)
{
  var reg = /^1(3|5)\d{9}|18[789]\d{8}$/;
  return reg.test(Mobile_str);
}

中文：设置> 选项> 操作> 查看> 编辑

crontab -l > /home/enrnd/crontab_bak/crontab_bak`date '+%Y%m%d'`.txt

/usr/local/php/bin/php -r "phpinfo();"|grep variables_order
variables_order => EGPCS => EGPCS

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <termios.h>
#include <errno.h>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>

#include "mysql.h"

#define BAUDRATE B9600
#define DEVICE "/dev/ttyS0"
#define _POSIX_SOURCE 1
#define FALSE 0
#define TRUE 1

int insertdb(int d1, int d2, int d3, int d4) {
MYSQL connect;
int res, no1, no2, sd1, sd2;
char *query = "INSERT INTO mydata  ( stime, sno1, sno2, sdata1, sdata2 ) VALUES ( '%s', %d, %d, %x, %x)";
char *sql, *st1;
struct tm *ptr;
time_t lt;

no1 = d1;
no2 = d2;
sd1 = d3;
sd2 = d4;
lt = time(NULL);
ptr = localtime(&lt);
st1 = (char *)asctime(ptr);
st1[strlen(st1) -1 ] = '\0';
sql = (char *)malloc(255*sizeof(char));
sprintf(sql, query, st1, no1, no2, sd1, sd2);

/* debug here
printf("%c : ", st1[strlen(st1)]);
printf("%s : %d :",sql, strlen(st1));
return EXIT_SUCCESS;
*/

mysql_init(&connect);

if(mysql_real_connect(&connect, "localhost", "root", "root", "mytest", 0, NULL, 0)) {
  printf("connect success!\n");

  res = mysql_query(&connect, sql);

  if(!res) {
   printf("insert success!\n");
  } else {
   fprintf(stderr, "insert error %d: %s\n", mysql_errno(&connect), mysql_error(&connect));
   return EXIT_FAILURE;
  }

  mysql_close(&connect);
} else {
  fprintf(stderr, "connect fail!\n");
  return EXIT_FAILURE;
}

return EXIT_SUCCESS;
}

int main(void) {
int fd, res_w, res_r, i, j, k;
struct termios oldtio,newtio;
char inbuf[255];
char cbuf[4];
int buf[4];

res_w = 0;
res_r = 0;

fd = open(DEVICE, O_RDWR | O_NOCTTY ); // | O_NDELAY);
if(fd < 0) {
  perror(DEVICE);
  exit(-1);
}

tcgetattr(fd, &oldtio);

bzero(&newtio,sizeof(struct termios));

newtio.c_cflag|= (CLOCAL | CREAD);
newtio.c_cflag|=BAUDRATE;
newtio.c_cflag&=~CSTOPB;
newtio.c_cflag&=~PARENB;
newtio.c_cflag&=~CSIZE;
newtio.c_cflag|=CS8;
newtio.c_cflag&=~CRTSCTS;

newtio.c_lflag=0;

newtio.c_oflag=0;

newtio.c_cc[VMIN]=4;
newtio.c_cc[VTIME]=0;

newtio.c_iflag&=~(IXON|IXOFF|IXANY);

cfsetispeed(&newtio, BAUDRATE);
cfsetospeed(&newtio, BAUDRATE);

tcsetattr(fd, TCSANOW, &newtio);

tcflush(fd, TCIFLUSH);

         cbuf[0] = 0x00;
//  cbuf[1] = 0x00;

  j = 0;

for(k = 0; k < 4; k++) {
switch (j) {
  case 0:
  default:
   cbuf[1] = 0x00;
   j = 2;
   break;
  case 2:
   cbuf[1] = 0x02;
   j = 0;
   break;
}
  
res_w = write(fd, cbuf, 2);

/* debug here
printf("cbuf : %x %x \n", cbuf[0], cbuf[1]);
printf("buf : %x : %x : %x : %x \n", inbuf[0], inbuf[1], inbuf[2], inbuf[3]);
*/
res_r = read(fd, &inbuf, 255);

if(res_r != -1) {
  for(i = 0; i < res_r; i++) {
   buf[i] = (int)inbuf[i];
   buf[i] = buf[i] & 0xff;
  // printf(" %x ", buf[i]);  
  }
  printf("\n");
  if(insertdb(buf[0], buf[1], buf[2], buf[3]))
   printf("insert into db success!");
}
else {
  perror("read fail");
  exit(-1);
}// if end here
}// for end here

tcsetattr(fd, TCSANOW, &oldtio);

close(fd);
exit(0);
} // main end here

set_include_path('.' . PATH_SEPARATOR . '../library/'

PATH_SEPARATOR . './application/models/'

PATH_SEPARATOR . './application/lib/'

PATH_SEPARATOR . get_include_path());

<?php
// Works as of PHP 4.3.0
set_include_path('/inc');
// Works in all PHP versions
ini_set('include_path', '/inc');
?>