\u5beb javascript function \u4f86\u6aa2\u67e5 form submit \u76f8\u7576\u5e38\u898b\uff0c\u4e5f\u6709\u76f8\u7576\u591a\u7684\u5beb\u6cd5\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u5f88\u597d\u7684\u53c3\u8003\u7bc4\u4f8b\uff1a<\/p>\n
function check() {<\/p>\n
var valid=true;<\/p>\n
if ( document.forms[0].name.value == null || document.forms[0].name.value == “” ) {
\nvalid=false;<\/p>\n
alert(“Please fill your name!”);<\/p>\n
}<\/p>\n
.<\/p>\n
.<\/p>\n
if ( valid\u00a0 ) {<\/p>\n
document.forms[‘register’].submit();<\/p>\n
return true;<\/p>\n
} else {<\/p>\n
return false;<\/p>\n
}<\/p>\n
html form \u5beb\u6cd5\u5982\u4e0b\uff1a<\/p>\n
<form name=”registerForm” action=”register.php” method=”post” onsubmit=”return check()<\/strong>“><\/p>\n [ratings]<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":" \u5beb javascript function \u4f86\u6aa2\u67e5 form submit \u76f8\u7576\u5e38\u898b\uff0c\u4e5f\u6709\u76f8\u7576\u591a\u7684\u5beb\u6cd5\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u5f88\u597d\u7684\u53c3\u8003\u7bc4\u4f8b\uff1a function check() { var valid=true; if ( document.forms[0].name.value == null || document.forms[0].name.value == “” ) { valid=false; alert(“Please fill your name!”); } . . if ( valid\u00a0 ) { document.forms[‘register’].submit(); return true; } else { return false; } html form \u5beb\u6cd5\u5982\u4e0b\uff1a <form name=”registerForm” action=”register.php” method=”post” onsubmit=”return check()“> [ratings]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[56,44],"class_list":["post-49","post","type-post","status-publish","format-standard","hentry","category-webmaster","tag-form","tag-javascript"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t