Image upload, the verification of the file

zhaozj2021-02-08  316

Upload pictures, check the source file: check of Ossur network upload pictures, files: tonglw

This is my little experience, I hope to help everyone. If you have any deficiencies, please bear with you.

Client check

select an image </ title> <SCRIPT ID = clientEventHandlersVBS LANGUAGE = vbscript> <! Sub button1_onclick if Trim (window.form1.file1.value) = "" "" "" "" "" EXIT SUB END IF</p> <p>Sfile = trim (window.form1.file1.value) sfile = ucase (Right (sfile, 4)) if sfile = ". jpg" or sfile = ". GIF" dam1.form1.submit else alert "Selection * .jpg Or * .gif file! "EXIT SUB END IF End Sub</p> <p>Sub file1_onfocus sfile = window.form1.file1.value sfile = ucase (Right (sfile, 4)) if sfile = ". Jpg" or sfile = ". GIF" the window.form1.photo.style.visibility = "visible" Window.form1.photo.src = window.form1.file1.value end if End Sub -> </ script> </ head> <body style = "font-size: 9pt> <p align =" center "> Select picture </ p> <form action = "add.php" method = post method = post encType = "multipart / form-data" ID = form1 name = form1> <div align = "center"> <center> <TABLE Border = "1" Cellspacing = "0" width = "354" style = "font-size: 9pt" bordercolorlight = "# 000000" Bordercolordark = "# ffffff"> <tr> <TD width = "350" colspan = " 2 "Align =" center "> <img id = photo border =" 0 "src =" "Style =" Visibility: hidden "height =" 50> </ td> </ tr> <tr> <td width = "83" align = "right"> Select the picture: </ td> <td width = "267"> <input type = "file" id = file1 name = file1> </ td> </ tr> <TR> < Td width = "350" colspan = "2" align = center> <<input type = "button" value = "submit" id = button1 name = button1> </ td> </ tr> </ table> < / center> </ div> </ form> </ body> </ html> ------------------------------ ----- ------------------------------</p> <p>Server-side check add. PHP calibration part</p> <p><? PHP</p> <p>IF (! ($ file1_type == "image / gif") || ($ file1_type == "image / pjpeg"))) {echo "<div align = center> <a href = 'javascript: window.history. BACK (-1); '> Please select the GIF or JPEG file, and then back </A> </ div> "; exit;}</p> <p>?></p></div><div class="text-center mt-3 text-grey"> 转载请注明原文地址:https://www.9cbs.com/read-1043.html</div><div class="plugin d-flex justify-content-center mt-3"></div><hr><div class="row"><div class="col-lg-12 text-muted mt-2"><i class="icon-tags mr-2"></i><span class="badge border border-secondary mr-2"><h2 class="h6 mb-0 small"><a class="text-secondary" href="tag-2.html">9cbs</a></h2></span></div></div></div></div><div class="card card-postlist border-white shadow"><div class="card-body"><div class="card-title"><div class="d-flex justify-content-between"><div><b>New Post</b>(<span class="posts">0</span>) </div><div></div></div></div><ul class="postlist list-unstyled"> </ul></div></div><div class="d-none threadlist"><input type="checkbox" name="modtid" value="1043" checked /></div></div></div></div></div><footer class="text-muted small bg-dark py-4 mt-3" id="footer"><div class="container"><div class="row"><div class="col">CopyRight © 2020 All Rights Reserved </div><div class="col text-right">Processed: <b>0.034</b>, SQL: <b>9</b></div></div></div></footer><script src="./lang/en-us/lang.js?2.2.0"></script><script src="view/js/jquery.min.js?2.2.0"></script><script src="view/js/popper.min.js?2.2.0"></script><script src="view/js/bootstrap.min.js?2.2.0"></script><script src="view/js/xiuno.js?2.2.0"></script><script src="view/js/bootstrap-plugin.js?2.2.0"></script><script src="view/js/async.min.js?2.2.0"></script><script src="view/js/form.js?2.2.0"></script><script> var debug = DEBUG = 0; var url_rewrite_on = 1; var url_path = './'; var forumarr = {"1":"Tech"}; var fid = 1; var uid = 0; var gid = 0; xn.options.water_image_url = 'view/img/water-small.png'; </script><script src="view/js/wellcms.js?2.2.0"></script><a class="scroll-to-top rounded" href="javascript:void(0);"><i class="icon-angle-up"></i></a><a class="scroll-to-bottom rounded" href="javascript:void(0);" style="display: inline;"><i class="icon-angle-down"></i></a></body></html><script> var forum_url = 'list-1.html'; var safe_token = 'KSFInNHie_2BkqfFf_2B1BHiJ1afpzuHGM5QxzaPU0f2vLkFYfFZH41lMfaaDRCfpuFRWzc_2FqTNpDg0ZHBEee0jc_2Fw_3D_3D'; var body = $('body'); body.on('submit', '#form', function() { var jthis = $(this); var jsubmit = jthis.find('#submit'); jthis.reset(); jsubmit.button('loading'); var postdata = jthis.serializeObject(); $.xpost(jthis.attr('action'), postdata, function(code, message) { if(code == 0) { location.reload(); } else { $.alert(message); jsubmit.button('reset'); } }); return false; }); function resize_image() { var jmessagelist = $('div.message'); var first_width = jmessagelist.width(); jmessagelist.each(function() { var jdiv = $(this); var maxwidth = jdiv.attr('isfirst') ? first_width : jdiv.width(); var jmessage_width = Math.min(jdiv.width(), maxwidth); jdiv.find('img, embed, iframe, video').each(function() { var jimg = $(this); var img_width = this.org_width; var img_height = this.org_height; if(!img_width) { var img_width = jimg.attr('width'); var img_height = jimg.attr('height'); this.org_width = img_width; this.org_height = img_height; } if(img_width > jmessage_width) { if(this.tagName == 'IMG') { jimg.width(jmessage_width); jimg.css('height', 'auto'); jimg.css('cursor', 'pointer'); jimg.on('click', function() { }); } else { jimg.width(jmessage_width); var height = (img_height / img_width) * jimg.width(); jimg.height(height); } } }); }); } function resize_table() { $('div.message').each(function() { var jdiv = $(this); jdiv.find('table').addClass('table').wrap('<div class="table-responsive"></div>'); }); } $(function() { resize_image(); resize_table(); $(window).on('resize', resize_image); }); var jmessage = $('#message'); jmessage.on('focus', function() {if(jmessage.t) { clearTimeout(jmessage.t); jmessage.t = null; } jmessage.css('height', '6rem'); }); jmessage.on('blur', function() {jmessage.t = setTimeout(function() { jmessage.css('height', '2.5rem');}, 1000); }); $('#nav li[data-active="fid-1"]').addClass('active'); </script>