php floatval



php floatval

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float value less than . (.) will be converted by floatval to scientific notation (exponential notation): <?php var_dump(floatval(.)); # >> float(,) var_dump(floatval(".")); # >> float(.e) var_dump((string)floatval(.)); # >> string() ".e".

php floatval

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the floatval() function is used to convert a value to a float.

php floatval

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add a comment |. up vote down vote. well, if user write ,, then floatvar will show error. so floatval(preg_replace("/[^\.]/","",$input));. this is much more reliable. usage : $input = ',,,,,. this'; echo floatval(preg_replace("/[^\.]/","",$input));. share|improve this answer.

php floatval

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in all other cases it will be evaluated as a float. in other words, the $string is first interpreted as int, which cause overflow (the $string value exceeds the maximum value ( php_int_max ) of bit php, which is .), then evaluated to float by (float) or floatval() . thus, the solution is:

php floatval

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all other (above and below) answers given in this thread are nonsense. the number_format function returns a string as result as written in php.net's own specification. functions like floatval/doubleval do return integers if you give as value . . if you do typejuggling then you will get an integer as result.

php floatval

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you just need to (typecast) to the desired type <?php $string = "."; $float = (float) $string; $float = $string .; this works as well. $floatval = floatval($string); $double = (double) $string; test printf("string: s d ", $string, is_float ($string)); printf("float : g d ", $float, is_float 

php floatval

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essai floatval en ligne. floatval() retourne la valeur de type float (nombre à virgule flottante), extraite à partir du param.

php floatval

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php floatval note #. i noticed all (well, unless i missed something) the functions working with decimals destroy trailing decimal places. this function restores them in case you want to be able to display a consistent precision for users. <?php function decimal($val, $precision = ) { if ((float) $val) : $val = round((float) $val, (int) 

php floatval

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gets the float value of var. syntax. php floatval() function has the following syntax. float floatval ( mixed $var ). parameter. var scalar type to convert. return. the float value of the given variable. empty arrays return , nonempty arrays return . example. get the float value. <?php $var = '.the'; $float_value_of_var 

php floatval

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$val = ",,.";. $num = floatval(str_replace(",","",$val));. echo $num;. returns .. sign up for free to join this conversation on github. already have an account? sign in to comment. github, inc. terms · privacy · security · status · help · contact github · api · training · shop · blog · about. you can't