XPath - String, Boolean and Number Functions
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String functions
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Boolean functions
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Number functions
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string string(object?)
converts an object to a string
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boolean not(boolean)
returns true if its argument is false, and false otherwise
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number number(object?)
converts its argument to a number
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string concat(string, string, string*)
returns the concatenation of its arguments
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boolean true()
returns true
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number sum(node-set)
returns the sum, for each node in the argument node-set
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boolean starts-with(string, string)
returns true if the first argument string starts with the second argument string, and otherwise returns false
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boolean false()
returns false
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number floor(number)
returns the largest (closest to positive infinity) number that is not greater than the argument and that is an integer
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boolean contains(string, string)
returns true if the first argument string contains the second argument string, and otherwise returns false
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boolean lang(string)
returns true or false depending on whether the language of the context node as specified by
xml:lang attributes is the same as or is a sublanguage of the language specified by the argument string |
number ceiling(number)
returns the smallest (closest to negative infinity) number that is not less than the argument and that is an integer
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string substring-before(string, string)
returns the substring of the first argument string that precedes the first occurrence of the second argument string in the first argument string
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number round(number)
returns the number that is closest to the argument and that is an integer
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string substring-after(string, string)
returns the substring of the first argument string that follows the first occurrence of the second argument string in the first argument string
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string substring(string, number, number?)
returns the substring of the first argument starting at the position specified in the second argument with length specified in the third argument
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number string-length(string?)
returns the number of characters in the string
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string normalize-space(string?)
returns the argument string with whitespace normalized by stripping leading and trailing whitespace and replacing sequences of whitespace characters by a single space
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string translate(string, string, string)
returns the first argument string with occurrences of characters in the second argument string replaced by the character at the corresponding position in the third argument string
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