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{{MacroFunction | {{MacroFunction | ||
|name=isNumber | |name=isNumber | ||
|trusted=false | |||
|version=1.3b48 | |version=1.3b48 | ||
|description= | |description= | ||
Returns 1 if the | Test if the string parameter is a number. Returns 1 if the passed in string is a number, or 0 if it is not. Will accept integer or floating point values with or without a leading sign character. Strings containing numbers in scientific notation ({{code|1e3}}) or not in Base-10 will return false. | ||
|usage= | |usage= | ||
< | <syntaxhighlight lang="mtmacro" line> | ||
[h: num = isNumber( | [h: num = isNumber(string)] | ||
</ | </syntaxhighlight > | ||
'''Parameters''' | |||
{{param|string|A string to test.}} | |||
|example= | |||
Test if the input is a valid number | |||
<syntaxhighlight lang="mtmacro" line> | |||
[h: status = input("mod|0|Attack Modifier")] | |||
[h: abort(status)] | |||
[r, if(isNumber(mod) == 1), code: { | |||
[h: atkMod = number(mod)] | |||
Attack Mod is: [r: atkMod] | |||
};{ | |||
<b>Invalid input for attack modifier: [r: mod]</b> | |||
}] | |||
</syntaxhighlight> | |||
}} | }} | ||
[[Category:Mathematical Function]] | [[Category:Mathematical Function]] | ||
Revision as of 16:05, 20 November 2021
isNumber() Function
• Introduced in version 1.3b48
Test if the string parameter is a number. Returns 1 if the passed in string is a number, or 0 if it is not. Will accept integer or floating point values with or without a leading sign character. Strings containing numbers in scientific notation (
1e3) or not in Base-10 will return false.Usage
[h: num = isNumber(string)]Parameters
string- A string to test.
Example
Test if the input is a valid number
[h: status = input("mod|0|Attack Modifier")]
[h: abort(status)]
[r, if(isNumber(mod) == 1), code: {
[h: atkMod = number(mod)]
Attack Mod is: [r: atkMod]
};{
<b>Invalid input for attack modifier: [r: mod]</b>
}]