摘要：C# TEXTBOX中 只允许输入数字和一个小数点 private void txtPrice_KeyPress(object sender, KeyPressEventArgs e) { if (!((e.KeyChar >= '0' && e.KeyChar <= '9') || e.KeyChar == '.' || e.KeyChar == '')) { e.Handled = true; } else { if (e.KeyChar == '.') { string str 阅读全文

摘要：C# WINFORM 上传图片 并保存在程序的根目录的某个文件夹中 在页面不打开图片 private void btnUpLoad_Click(object sender, EventArgs e) { DialogResult dr = openFileDialog1.ShowDialog(); if (dr == DialogResult.OK) { image = openFileDialog1.FileName; picpath = openFileDialog1.FileName; t = 1; pictureBox1.Image = Image.FromFile(image); F 阅读全文

摘要：---------------------------------------------------------------------------- Author : 原著： 改编：htl258(Tony)-- Date : 2010-04-24 06:39:55-- Version:Microsoft SQL Server 2008 (RTM) - 10.0.1600.22 (Intel X86) -- Jul 9 2008 14:43:34 -- Copyright (c) 1988-2008 Microsoft Corporation-- Developer Edition on W 阅读全文