JS文本框默认值处理详解_javascript技巧
来源：动视网
责编：小采
时间：2020-11-27 21:11:55
JS文本框默认值处理详解_javascript技巧
JS文本框默认值处理详解_javascript技巧: 代码如下: function txtFocus(el) { if (el.defaultValue == el.value) { el.value = ''; el.style.color = '#000'; } } function txtBlur(el) { if (el.value == '') { el.value = el.defaultV
导读JS文本框默认值处理详解_javascript技巧: 代码如下: function txtFocus(el) { if (el.defaultValue == el.value) { el.value = ''; el.style.color = '#000'; } } function txtBlur(el) { if (el.value == '') { el.value = el.defaultV
代码如下:
function txtFocus(el) {
if (el.defaultValue == el.value) { el.value = ''; el.style.color = '#000'; }
}
function txtBlur(el) {
if (el.value == '') { el.value = el.defaultValue; el.style.color = '#666'; }
}
JS文本框默认值处理详解_javascript技巧
JS文本框默认值处理详解_javascript技巧: 代码如下: function txtFocus(el) { if (el.defaultValue == el.value) { el.value = ''; el.style.color = '#000'; } } function txtBlur(el) { if (el.value == '') { el.value = el.defaultV
