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VBScript Replace function

VBScript Reference Complete VBScript Reference

Replace function to replace string with another string specified portion of the specified number of times.

grammar

Replace(string,find,replacewith[,start[,count[,compare]]])

参数 描述
string 必需。被搜索的字符串。
find 必需。将被替换的字符串部分。
replacewith 必需。用于替换的子字符串。
start 可选。指定的开始位置。默认值是 1。起始位置之前的所有字符将被删除。
count 可选。规定要执行的替换的次数。
默认值是 -1，表示进行所有可能的替换。
compare 可选。规定要使用的字符串比较类型。默认是 0。

可采用下列的值：

  • 0 = vbBinaryCompare - 执行二进制比较
  • 1 = vbTextCompare - 执行文本比较

Examples

Example 1

The word "beautiful" replaced with "fantastic":

<script type="text/vbscript">

txt="This is a beautiful day!"
document.write(Replace(txt,"beautiful","fantastic"))

</script>

Examples of the above output:

This is a fantastic day!

try it"

Example 2

The letter "i" is replaced with "##":

<script type="text/vbscript">

txt="This is a beautiful day!"
document.write(Replace(txt,"i","##"))

</script>

Examples of the above output:

Th##s ##s a beaut##ful day!

try it"

Example 3

The letter "i" is replaced with "##", start from position 15:

Please note that all characters are 15 positions before being deleted.

<script type="text/vbscript">

txt="This is a beautiful day!"
document.write(Replace(txt,"i","##",15))

</script>

Examples of the above output:

t##ful day!

try it"

Example 4

Starting at position 1, the former two-letter "i" is replaced with "##":

<script type="text/vbscript">

txt="This is a beautiful day!"
document.write(Replace(txt,"i","##",1,2))

</script>

Examples of the above output:

Th##s ##s a beautiful day!

try it"

Example 5

The letter "t" is replaced with "##", using both text and binary comparison:

<script type="text/vbscript">

txt="This is a beautiful day!"
document.write(Replace(txt,"t","##",1,-1,1) & "<br />")
document.write(Replace(txt,"t","##",1,-1,0))

</script>

Examples of the above output:

##his is a beau##iful day!
This is a beau##iful day!

try it"
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