asFloating
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expr
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Any expression.
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Use asFloating if you want to be sure that a value is floating. If a variable was not declared with Dim then it can contain value of any type and can behave in different way in expressions.
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str1 = "123.456"
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str2 = "456.789"
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print str1 + str2 ' result is "123.456456.789"
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print asFloating(str1) + asFloating(str2) ' result is 580.245
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