VBScript Filter 函數
完整的VBScript參考手冊 Filter 函數返回一個基於0 的數組，此數組包含以特定過濾條件為基礎的字符串數組的子集。
注意：如果找不到與value參數相匹配的值，Filter函數會返回一個空數組。
注意：如果參數inputstrings為Null或者不是一維數組，則會發生錯誤。
語法
Filter(inputstrings,value[,include[,compare]])
| 参数 | 描述 |
|---|---|
| inputstrings | 必需。要检索的一维字符串数组。 |
| value | 必需。要搜索的字符串。 |
| include | 可选。Boolean 值，指定返回的子字符串是否包含 Value。如果 Include 为 True，Filter 将返回包含子字符串 Value 的数组子集。如果 Include 为 False，Filter 将返回不包含子字符串 Value 的数组子集。默认值为 True。 |
| compare | 可选。规定要使用的字符串比较类型。 可采用下列的值：
|
實例
實例1
Filter：項目包含的"S"：
<script type="text/vbscript">
a=Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday")
b=Filter(a,"S")
for each x in b
document.write(x & "<br />")
next
</script>
a=Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday")
b=Filter(a,"S")
for each x in b
document.write(x & "<br />")
next
</script>
以上實例輸出結果：
Sunday
Saturday
Saturday
嘗試一下»
實例2
Filter：項目不包含的"S"（include=False）：
<script type="text/vbscript">
a=Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday")
b=Filter(a,"S",False)
for each x in b
document.write(x & "<br />")
next
</script>
a=Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday")
b=Filter(a,"S",False)
for each x in b
document.write(x & "<br />")
next
</script>
以上實例輸出結果：
Monday
Tuesday
Wednesday
Thursday
Friday
Tuesday
Wednesday
Thursday
Friday
嘗試一下»
實例3
Filter：包含"S" 的項目，用文本比較（compare=1）：
<script type="text/vbscript">
a=Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday")
b=Filter(a,"S",True,1)
for each x in b
document.write(x & "<br />")
next
</script>
a=Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday")
b=Filter(a,"S",True,1)
for each x in b
document.write(x & "<br />")
next
</script>
以上實例輸出結果：
Sunday
Tuesday
Wednesday
Thursday
Saturday
Tuesday
Wednesday
Thursday
Saturday
嘗試一下»
完整的VBScript參考手冊