43 lines
2.9 KiB
JavaScript
43 lines
2.9 KiB
JavaScript
/*
|
|
Copyright (c) 2003 Jan-Klaas Kollhof
|
|
|
|
This file is part of the JavaScript o lait library(jsolait).
|
|
|
|
jsolait is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License as published by
|
|
the Free Software Foundation; either version 2.1 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This software is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with this software; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
if(Function.prototype.apply==null){Function.prototype.apply=function(thisObj,args){var a=[];for(var i=0;i<args.length;i++){a[i]="args["+i+"]";}
|
|
thisObj.__apply__=this;a="thisObj.__apply__("+a.join(",")+")";var r=eval(a);delete thisObj.__apply__;return r;}}
|
|
if(Function.prototype.call==null){Function.prototype.call=function(thisObj){var args=[];for(var i=1;i<arguments.length;i++){args[i-1]=arguments[i];}
|
|
return this.apply(thisObj,args);}}
|
|
if(Array.prototype.splice==null){Array.prototype.splice=function(index,howMany){var a=this.slice(0,index);var e=this.slice(index+howMany,this.length);var r=this.slice(index,index+howMany);this.length=0;for(var i=0;i<a.length;i++){this[this.length]=a[i];}
|
|
for(var i=2;i<arguments.length;i++){this[this.length]=arguments[i];}
|
|
for(var i=0;i<e.length;i++){this[this.length]=e[i];}
|
|
return r;}}
|
|
if(Array.prototype.pop==null){Array.prototype.pop=function(){var e=this[this.length-1];this.length-=1;return e;}}
|
|
if(Array.prototype.push==null){Array.prototype.push=function(){for(var i=0;i<arguments.length;i++){this[this.length]=arguments[i];}
|
|
return this.length;}}
|
|
if(Array.prototype.shift==null){Array.prototype.shift=function(){var e=this[0];for(var i=1;i<this.length;i++){this[i-1]=this[i];}
|
|
this.length-=1;return e;}}
|
|
if(Array.prototype.unshift==null){Array.prototype.unshift=function(){var a=[]
|
|
for(var i=0;i<arguments.length;i++){a[i]=arguments[i];}
|
|
for(var i=0;i<this.length;i++){a[a.length]=this[i];}
|
|
this.length=a.length;for(var i=0;i<a.length;i++){this[i]=a[i];}
|
|
return this.length;}}
|
|
if(Number.prototype.toFixed==null){Number.prototype.toFixed=function(d){var n=this;d=d||0;var f=Math.pow(10,d);n=Math.round(f*n)/f;n=(n>=0)?n+Math.pow(10,-(d+1)):n-Math.pow(10,-(d+1));n+='';return d==0?n.substring(0,n.indexOf('.')):n.substring(0,n.indexOf('.')+d+1);}}
|
|
if(Number.prototype.toExponential==null){Number.prototype.toExponential=function(d){var n=this;var e=0;if(n!=0){e=Math.floor(Math.log(Math.abs(n))/Math.LN10);}
|
|
n/=Math.pow(10,e);if(isFinite(d)){if(Math.abs(n)+5*Math.pow(10,-(d+1))>=10.0){n/=10;e+=1;}
|
|
n=n.toFixed(d);}
|
|
n+="e";if(e>=0){n+="+";}
|
|
n+=e;return n;}} |