標籤：city html meta src size 後台 ges tip 多選
一，<textarea>預設值<textarea> -name屬性
<select> name，內部option value，提交到後台，size, multiple
二. textarea 多行文本輸入
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>Title</title></head><body> <div> <textarea></textarea> </div></body></html>
運行結果：
三.預設值放到中間
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>Title</title></head><body> <div> <textarea name="meno">預設值</textarea> </div></body></html>
運行結果：
四. select下拉框
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>Title</title></head><body> <div> <select> <option>北京</option> <option>上海</option> <option>廣州</option> </select> </div></body></html>
運行結果：
五，提交表單，selected="selected" 預設值
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>Title</title></head><body> <form> <div> <select name="city"> <option value="1">北京</option> <option value="2">上海</option> <option value="3">廣州</option> </select> </div> <input type="submit" value="提交"/> </form></body></html>
運行結果：
六，multiple="multiple" 多選
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>Title</title></head><body> <form> <div> <select name="city" size="10" multiple="multiple"> <option value="1">北京 </option> <option value="2">上海</option> <option value="3">廣州</option> </select> </div> <input type="submit" value="提交"/> </form></body></html>
運行結果：按住Ctrl，可以多選
七，
html的body內標籤之多行文本及下來框
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